NTPC CBT - 2 Chemistry Quiz - II

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Question 1:

Which of the following chemical is used for the preservation in milk?

Question 2:

Which one of the following is not an element of Noble gases?

Question 3:

Which of the following are isodiaphers ?

Question 4:

The component of fuel cell are similar to-

Question 5:

The quality of petrol is expressed by which number?

Question 6:

What is/are the compositions of Rose’s Metal?

Question 7:

Which of the following elements behave chemically both as metal and nonmetal?

Question 8:

Which of the following is the most important constituent of glass ?

Question 9:

Which law states that “For a solution of volatile liquids, the partial vapour pressure of each component of the solution is directly proportional to its mole fraction present in solution”.

Question 10:

A student is given a mixture of iron filings and sulphur in the ratio 1 : 2 by weight. He was then asked to heat the mixture over a flame . Student observe the