Metalloids and Properties

Q.

Is iodine a metal, metalloid, or nonmetal?

Q.

Which element out of the following is a metalloid?

1. (A) Silver

2. (B) Antimony

3. (C) Lead

4. (D) Carbon

Q. What is difference between metals and non metals at atomic/microscopic level?

Q.

Choose the hard solids from the following options which show some properties of metals and non-metals.

1. Statement 1 is true.

2. Statement 2 is true.

3. Statement 3 and 4 are true.

4. All are correct.

Q.

Generally, non-metals are not lustrous. Which of the following nonmetal is lustrous?

1. Sulphur

2. Oxygen

3. Nitrogen

4. Iodine

Q. Elements are usually divided into
(a) acids and alkalis.
(b) metals and non-metals.
(c) compounds and mixtures.
(d) alloys and ores.