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- 1. Multiple Choice
Which form of matter has a definite shape like this picture?liquidsolidgasclay - 2. Multiple ChoiceWhich form of matter take the shape of a container like this juice?liquidsolidglassgas
- 3. Multiple Choice
Which form of matter fills the space like it does in the balloon?
liquid
string
solid
gas
- 4. Multiple ChoiceWhat is happening when my ice cream changes from a solid to a liquid?freezingmeltingburningevaporation
- 5. Multiple ChoiceThings that take up space are called?ToysLiquidsMatterSpace
- 6. Multiple ChoiceHow do you change a solid chocolate bar to liquid chocolate?By freezing itheat energylight energy
- 7. Multiple ChoiceThe steam coming off the pot of boiling water is an example of....a solid becoming a liquida liquid becoming a solida liquid becoming a gasa gas becoming a liquid
- 8. Multiple ChoiceWhich state of matter does ice start as (before you cool it)?liquidsolidgas
- 9. Multiple ChoiceOn a hot summer day chocolate candy can melt in your pocket. How can you get the chocolate to return to a solid?add heatleave it in your pocketcool it in the refrigeratorleave it outside
- 10. Multiple ChoiceTrue or False: Matter can changes states by adding heat or cooling.TrueFalse
- 11. Multiple ChoiceIn which state of matter do the particles spread apart and fill all the space available to them?crystalliquidgassolid
- 12. Multiple ChoiceMolecules are closest together in aSolidLiquidGas
- 13. Multiple ChoiceWhere is there a low concentration of dye?at the bottom of cupin the colorat the top of cupno concenteraion gradient
- 14. Multiple ChoiceThe picture below is an example of _________________.osmosisisotonicdiffusionactive transport
- 15. Multiple Choice
What is diffusion?
when molecules move
when molecules move from a high concentration to a low concentration
no movement
molecules move everywhere
- 16. Multiple ChoiceThe horizontal row on the periodic table is called agroupfamilyperiodatomic number
- 17. Multiple ChoiceA vertical column is called...grouptowerperiodcrew
- 18. Multiple Choice
What is the chemical symbol for sodium?
Na
So
NaCl
S
- 19. Multiple ChoiceTrue or False? Neutrons have a negative chargeTrueFalse
- 20. Multiple ChoiceA particle that moves around the nucleus is a(n)...ProtonNeutronElectronQuark
- 21. Multiple ChoiceAtoms have no electric charge because they...have an equal number of charged and non charged particleshave neutrons in their nucleihave an equal number of electrons and protonshave an equal number of neutrons and protons
- 22. Multiple ChoiceMost of the mass in an atom is concentrated in the...electronsnucleusprotonsempty space
- 23. Multiple ChoiceWhat does the nucleus consist of?Protons + ElectronsNeutrons + ElectronsAtomsProtons + Neutrons
- 24. Multiple ChoiceWhat is the smallest?wormmoleculegalaxyatom
- 25. Multiple Choice
Isotopes are the atoms of the same element with the same number of.............. but different number of............
electrons/neutrons
neutrons/protons
protons/neutrons
electrons/protons
- 26. Multiple Choice
Elements contain only one type of atoms.
True
False
- 27. Multiple ChoiceWhat is a pure substance made of two or more elements that are chemically combined called?A. elementB. compoundC. mixtureD. solution
- 28. Multiple Choicesilver spoonA. MIXTUREB. COMPOUNDC. ELEMENT
- 29. Multiple ChoiceA pure substance...is an element or a compoundis an element or a mixtureis a compound or a mixtureis a mixture
- 30. Multiple ChoiceNaHCO3 is an example of —an abbreviationa compounda mixturean element
- 31. Multiple ChoiceWhat is an example of an element?OxygenPure waterAirTable salt
- 32. Multiple Choice
How can you get salt from salty water?
evaporate the water; then crystallisation
condense the water; then crystallisation
Filtration
- 33. Multiple Choice
What separation method could you use to separate water from ink?
filtration
distillation
electrolysis
- 34. Multiple Choice
Mixtures can be separated using chromatography.
True
False
- 35. Multiple Choice
Ink can be separated by a method of -----------------------------------------------
distillation
filtration
chromatography
sedimentation
- 36. Multiple ChoiceA pure substance shows ------------------ spot on chromat gram0123
- 37. Multiple ChoiceWhich element has an electron configuration of 2.5?OxygenNitrogenPhosphorusCarbon
- 38. Multiple ChoiceWhat is the electron configuration of sodium?2.82.8.22.8.111
- 39. Multiple ChoiceWhich element has the electron configuration of 2.7?KryptonIodineFlourineBarium
- 40. Multiple ChoiceWhen an atom loses an electron, it becomes a:positive ionnegative ionneutral ionneutral atom
- 41. Multiple ChoiceElements in Group 1 lose one electron to form ions with a _________________ charge.1+2+01-
- 42. Multiple Choice
Nitrogen will ____ electrons to become stable (hint: nitrogen is in group 5).
gain 1
lose 1
gain 3
lose 3
- 43. Multiple Choice
NaCl
ionic bonding
covalent bonding
- 44. Multiple ChoiceIs Hydrogen considered a metal or a non-metal?MetalNon-metal
- 45. Multiple Choice
What two types of atoms make a covalent bond?
2 Non-metals
1 Non-metal and 1 Metal
2 Metals
2 Noble Gases
- 46. Multiple ChoiceHow are covalent bonds explained?When one atom takes the other atom's electronWhen the atom shares an electron with an another atomWhen the two nucleus mergeWhen the neutrons leave the nucleus
- 47. Multiple ChoiceWhat region of the periodic table contains atoms that form covalent bonds?the left sidethe middlethe right sidetop left
- 48. Multiple Choice
What is the mass number of magnesium?
2
4
12
24
- 49. Multiple Choice
What is the relative molecular mass of fluorine gas, F2?
F = 19
19
38
9
18
- 50. Multiple Choice
What is the relative formula mass of NaOH?
Na = 23
O = 16
H = 1
20
39
40
45
- 51. Multiple Choice
Which alkali metal is most reactive out of the following?
lithium
potassium
sodium
- 52. Multiple Choice
How many electrons do the alkali metals have in their outer shell? (hint: alkali metals are in group 1)
1
2
8
7
- 53. Multiple Choice
What happens to the reactivity of the alkali metals as you move down the group?
increases
decreases
- 54. Multiple Choice
Which alkali metal reacts with water to produce a violet flame?
K
Na
Li
DuNo
- 55. Multiple Choice
Which gas is released when the alkali metals react with water?
hydrogen
oxygen
hydroxide
carbon dioxide
- 56. Multiple Choice
Which of the "Halogens" is found in liquid state at room temperature?
Flourine
Astatine
Iodine
Bromine
- 57. Multiple Choice
Which of the "Halogens" has yellowish green color?
Chlorine
Bromine
Flourine
Iodine
- 58. Multiple ChoiceWhich gas in our atmosphere is most abundant?ArgonOxygenNitrogenCarbon Dioxide
- 59. Multiple ChoiceWhat percentage of our atmosphere is made up of other gases such as argon, water vapor, and carbon dioxide?1%21%78%90%
- 60. Multiple ChoiceWhat is the percentage of oxygen in Earth's atmosphere?1%21%78%90%
- 61. Multiple ChoiceABCD
- 62. Multiple ChoiceThe pH scale is a range from:1-70-141-141-20
- 63. Multiple Choice
A(n) ______ is a substance with a pH less than 7
Acid
Alkali
Base
Buffer
- 64. Multiple Choice
A(n) _______ is a substance with a pH greater than 7.
Alkali
Acid
Buffer
Water
- 65. Multiple Choice
When you add an universal indicator to an acid, it will change its colour to
Red
Blue
Yellow
Green
- 66. Multiple Choice
HCl, Sprite & Lemon Juice are all...
Acidic
Alkaline
Neutral
- 67. Multiple Choice
Which is an alkali?
sodium hydroxide
HCl
H2SO4
kerosene
- 68. Multiple Choice
Adding a few drops of an universal indicator to an alkali will change its colour to
Red
Purple
Yellow
Green
- 69. Multiple Choice
The laboratory test for oxygen is that
it relights a glowing splint
it relights a burning splint
it changes lime water to milky
it makes a glowing splint go out
- 70. Multiple Choice
Bleaches damp litmus paper
Chlorine
Oxygen
Hydrogen
Water
- 71. Multiple Choice
Turns limewater milky
Hydrogen
Oxygen
Ammonia
Carbon dioxide
- 72. Multiple Choice
Makes a squeaky pop sound when lit
Hydrogen
Oxygen
Chlorine
Ammonia
- 73. Multiple Choice
Crude oil is a a mixture of hydrocarbons
True
False
- 74. Multiple Choice
Bitumen
jet fuel
fuel for cars
for surfacing roads
fuel for lorries
- 75. Multiple Choice
kerosene
jet fuel
fuel for cars
for surfacing roads
fuel for lorries
- 76. Multiple Choice
Fuel oil
jet fuel
fuel for cars
for surfacing roads
fuel for lorries
- 77. Multiple Choice
What is the electron configuration of the ion that this atom would form?
2,8,2
2,8,1
2,8
2,8,8
- 78. Multiple Choice
What is the correct description of this atom?
It has an atomic number of 3, and an atomic mass of 5
It has an atomic mass of 6, and an atomic number of 6
It has an atomic number of 3, and an atomic mass of 6
It has an atomic mass of 6, and an atomic number of 9
- 79. Multiple Choice
Which of these equations is correctly balanced?
Mg + O2 → 2MgO
2Mg + O2 → MgO
2Mg + O2 → 2MgO
Mg + O2 → MgO
- 80. Multiple Choice
What is the atomic number of this atom?
1
3
4
7
- 81. Multiple Choice
What is the mass number of this atom?
1
3
4
7
- 82. Multiple Choice
What is the atomic number of this atom?
1
3
4
7
- 83. Multiple Choice
What is the mass number of this atom?
1
2
3
4
- 84. Multiple Choice
What is the relative molecular mass of CO2?
C= 12
O= 16
12
16
32
44
- 85. Multiple Choice
What is the RFM of K2S?
K= 39
S= 32
110
120
78
140
- 86. Multiple ChoiceThe picture below is an example of _________________.osmosisisotonicdiffusionactive transport
- 87. Multiple ChoiceName this alkaneMethaneEthanePropaneButane
- 88. Multiple ChoiceName this alkaneMethaneEthanePropaneButane
- 89. Multiple ChoiceWhich formula represents an unsaturated hydrocarbon?ABCD
- 90. Multiple ChoiceThe longer the hydrocarbon, the _______ the boiling pointLowerHigher
- 91. Multiple Choice
You add bromine water to a saturated hydrocarbon. The bromine water:
stays the same (remains orange/brown)
goes colourless
- 92. Multiple ChoiceThis picture represents which of the following?elementcompoundmixture
- 93. Multiple ChoiceThis picture represents which of the following?elementcompoundmixture
- 94. Multiple Choice
What type of elements will form an ionic bond?
Metal + Metal
Non-metal + Non-metal
Metal + Non-metal
None of the above
- 95. Multiple Choice
Which picture is a mixture?
A
B
C
D
- Answer choicesTagsAnswer choicesTags