| 1 |
Non-metal form |
- A. Positive ion
- B. Neurtal atom
- C. Negative ion
- D. None of these
|
| 2 |
Identify least reactive metals among the following |
- A. Copper
- B. Mercury
- C. Silver
- D. All of these
|
| 3 |
Metals lose their electrons easily beacuse. |
- A. Good conductors of heat
- B. They are electropositive
- C. The have electron affinity
- D. They are electronegative
|
| 4 |
The elements in which d-orbital is in the process of filling constitute a group of metals called. |
- A. Alkali metals
- B. Noble gases
- C. Transition Metals
- D. Alkaline earth metals
|
| 5 |
Whcih one of the following is brittle. |
- A. Sodium
- B. Aluminum
- C. Selenium
- D. Magnesium
|
| 6 |
Which compunddo you expet the be coloured. |
- A. KCl
- B. NiCl2
- C. BaCl2
- D. Al Cl2
|
| 7 |
Which non metal is good conductor of electricity |
- A. Graphite
- B. Iodine
- C. Sulphur
- D. Phosphorus
|
| 8 |
Non metallic oxides are. |
- A. Basic in nature
- B. Acidic in nature
- C. Amphoteric
- D. All of these
|
| 9 |
Metals oxides are . |
- A. Neutral
- B. Acidic in nature
- C. Basic in nature
- D. All of these
|
| 10 |
Which element has high electronegativetivity Value. |
- A. Chlorine
- B. Oxygen
- C. Fluorine
- D. Nitrogen
|
