p-Block Element...

Direction (Q. Nos. 1-10) This section contains 10 multiple choice questions. Each question has four choices (a), (b), (c) and (d), out of which ONLY ONE is correct.

Q. 

Which of the following statement is correct about the hydride of group 16 elements?

The pair that contains mixed oxides is

The acid having a sulp hur atom with a lone pair of electrons on it, is

Charring of cane sugar by sulphuric acid shows ...... property of the acid.

Which of the following statements is incorrect?

xSo₂ + yMnO^-₄ + zH₂O → Mn²⁺ + SO₄^2- + H⁺ . In this, three values of x, y, z are

Which of the following is wrong statement?

Among the following oxyacids of sulphur, which one has more than one oxidation state for sulphur?

In SO₃ molecule, 3 oxygen atoms are attached to sulphur atom through double bonds. Hence, the molecules consist 3π-bonds. The types of pi-bonds present in SO₃ molecule are

Which of the following is known as C aro’s acid?

Direction (Q. No. 11) This section is based on Statements I and Statements II. Select the correct answer from the codes given below.

Q. 

Statement I : In Caro’s acid (H₂SO₅), the oxidation state of sulphur is found to be +8.

Statement II : In Caro’s acid, sulphur atom is attached to four oxygen atoms directly.

Direction (Q. Nos. 12-14) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d), out of which one is correct.

Q. 

Match the Column I with Column II and mark the correct option from the codes given below.

Match the Column I with Column II and mark the correct option from the codes given below.

Match the Column I with Column II and mark the correct option from the codes given below.