| 1 |
Mg belong to the period of the Periodic Table. |
- A. 1st
- B. 2nd
- C. 3rd
- D. 4th
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| 2 |
Elements of group 17 are called. |
- A. Carbon family
- B. Noble gases
- C. Nitrogen family
- D. Halogen family
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| 3 |
A non - metal |
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| 4 |
4th Period is periodic table is called. |
- A. Short period
- B. Normal period
- C. Long period
- D. Very long period
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| 5 |
The basic particle of an element is called. |
- A. Compound
- B. Mixture
- C. Atom
- D. None of these
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| 6 |
Metals are found in.................. state at room temperatures. |
- A. Gas
- B. Solid
- C. Liquid
- D. None of these
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| 7 |
How many periods are there in the Periodic Table. |
- A. Five
- B. Six
- C. Seven
- D. Eight
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| 8 |
Number of elements in short period is. |
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| 9 |
6th period in periodic table contains elements. |
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| 10 |
Mass number is number of. |
- A. Protons
- B. Neutrons
- C. Both a and b
- D. Electrons
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