Materials Metal...

Which one of the following is a non-metallic mineral ?

Which one of the following statement, about glass is not correct ?

Which of the following metals corrodes readily in moist air? 

Which of the following element does not occur in liquid state?

When metallic copper comes in contact with moisture, a green powdery/pasty coating can be seen over it. This is chemically known as

Which of the following is not a metal?

Amit has learned that non-metals on beating with a hammer are generally broken into pieces. Which of the following is a non-metal?

Metals generally react with dilute acids to produce hydrogen gas . Which one of the following metals does not react with dilute hydrochloric acid?

The substance that will be flattened on beating with a hammer is:

An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element from the following