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- 1. Multiple Choice
Chemical symbol of chlorine is
C
Ch
Cl
Cr
- 2. Multiple Choice
Which of these taste sour?
acids
bases
salts
elements
- 3. Multiple Choice
Which of these feel slippery?
bases
acids
salts
mixtures
- 4. Multiple Choice
Which of these turn red litmus paper blue?
acids
bases
salts
- 5. Multiple Choice
Which type of ions are produced by bases when they are in a water solution?
OH-
H+
H2O
HCl
- 6. Multiple Choice
Chemicals formed when an acid and a base combine.
salts
noble gases
metalloids
hydroxides
- 7. Multiple Choice
Unsweetened chocolate tastes bitter because chocolate contains a
base
acid
chemical salt
mixture
- 8. Multiple ChoiceMost foods areAcidBasicNeutralsalts
- 9. Multiple ChoiceWhy does vinegar help preserve things like pickles?It keeps moisture in.It preserves flavors and crispnessIt kills bacteria that break down foods.It keeps the cells alive
- 10. Multiple ChoiceIndicators change color in the presence of a(n) _______________.acid or basebufferwater moleculeester
- 11. Multiple ChoiceA base has a ___________ taste.blandsaltybittersour
- 12. Multiple ChoiceA base has a _________________.sour tastepositive ionslippery feelpH of 5
- 13. Multiple ChoiceTastes SourAcidsBasesSaltsAll
- 14. Multiple ChoiceWhich of the following is an acid?shampoobaking sodaorange juicewater
- 15. Multiple ChoiceTastes bitter.AcidsBasesSaltsAll
- 16. Multiple Choice
Neutralization is a reaction between
Two acids
Two bases
One acid and one base
None of them
- 17. Multiple Choice
Common salt is
Acidic
Neutral
Basic
all of them
- 18. Multiple Choice
Sting of an ant contains
Vinegar
Common salts
Milk of magnesia
Formic acid
- 19. Multiple Choice
From which plant litmus is extracted
Lichens
Roses
neem
China rose
- 20. Multiple Choice
Lemon drop turns
Red litmus into blue
No reaction
Blue Litmus into red
All of them
- 21. Multiple Choice
Milk of magnesia is used as an
Chocolate
Soup
antacid
None of them
- 22. Multiple Choice
How many type of Litmus is there
One
zero
Five
two
- Answer choicesTagsAnswer choicesTags