Millionaire Mode

Inorganic Chemistry (GATE)

Question 1 of 13

Which of the following statements are not correct about boron?

  1. Boron halides do not form dimers.
  2. Boron is a bad conductor of electricity.
  3. Boron exists in amorphous form only.
  4. The hydroxides and oxides of boron are amphoteric.
  5. The melting and boiling point of boron are lower than that of aluminium.
  6. Boron forms only covalent compounds.
  1. 1, 2 and 3
  2. 1, 4 and 6
  3. 2, 3 and 4
  4. 3, 4 and 5
  5. 3, 5 and 6

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000