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Chemistry
8th -
9thgrade
The First 20 Elements of The Periodic Table
15 questions
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- 1. Multiple Choice
The element with atomic number 1 is
H
He
Ne
Sc
- 2. Fill in the Blank
Argon is the _______th element of the Periodic Table.
- 3. Multiple Choice
The chemical symbol for Potassium is
Po
K
k
po
- 4. Multiple Choice
The 19th element will have atomic number ______, and chemical symbol _________.
19, K
19, Po
20, Ca
13, Al
- 5. Multiple Choice
The element with the chemical symbol Li is known as:
Lithasium
Liodine
Chidium
Lithium
- 6. Multiple Choice
The set(s) of elements arranged correctly in the order of INCREASING atomic number is:
Ar, Ca, K
Si, P, S
Na, Mg, Al
N, O, F
- 7. Multiple Choice
The element having atomic number 2, is denoted by:
Be
He
Li
Mg
- 8. Multiple Choice
Na is known as __________, while S is known as ________.
Sodium, Sulphur
Sulphur, Sodium
Niacin, Selenium
Nalirium, Sodium
- 9. Multiple Choice
P is known as ___________, while K is known as ___________.
Potassium, Kalium
Potassium, Phosphorous
Phosphorous, Potassium
Phosphorous, Polonium
- 10. Multiple Choice
Si is known as:
Sidmiun
Silicon
Sulphur
Argon
- 11. Multiple Choice
________ is the 14th element of the periodic table.
Si (Sidmium)
Si (Silicon)
Hotel (Trivago)
P (Phosphorous)
- 12. Fill in the Blank
Arrange the following elements in sequence of INCREASING ATOMIC NUMBER: N, Ne, C, O, P, Na, Ca
- 13. Multiple Choice
The atomic number of Beryllium is:
Be
4
He
2
- 14. Multiple Choice
The chemical symbol of Beryllium is
Br
Be
He
By
- 15. Multiple Choice
The elements ranging from 11-20 are arranged in the correct sequence in which of these options?
Na, Mg, Al, P, S, Si, Ar, Cl, K, Ca
Na, Mg, Al, Si, P, S, Cl, Ar, K, Ca
Na, Mg, Al, Si, P, S, Cl, Ar, Ca, K
Al, Si, Na, Mg, S, P, Ca, K, Ar, Cl
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