Questions

The reaction of Copper Sulphate and Iron produces Iron Sulphate and __________.

Atomic number of which of the following elements is greater than that of Phosphorus?

The atoms of the elements having same difference between mass number and atomic number are called ______.

Which of the following elements has the lowest melting point?

The Chemical formula of Ammonium oxalate is _____.

Which of the following is the third member of the Dobereiner triad, that also features Lithium and Sodium?

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

The teacher said, "The Earth revolves around the sun."

In this section, each of the following sentences has a blank space and four words are given below it. select the word or group of words you consider most appropriate for the blank space and indicate your response on the Answer Sheet accordingly.

He may not come, but we’ll get ready in case he _________