Question

3 Which of the following is corrosion-resistant?
(a) Gold
(b) Aluminium
(c) tron
(d) Magnesium
6 4 Which of the following statements is incorrect?
(a) Though iodine is a non-metal, it shows lustre,
(0) Though diamond is a non-metal, it is hard.
(c) Graphite is a metal which conducts electricity
(d) Sodium is a metal which is soft.
35. Which of the following is correct?
(a) Cu + ZnSo. - Cuso, + Zn
(b) CUSO, + Mg - No reaction
(C) Mg + ZnSo. MgSO4 + Zn
(d) MgSO. * Cu - CuSO4 + Mg
In a displacement reaction, which of the following can displace
ferrous sulphate?
(a) Tin
(c) Zinc
(b) lead
(d) Copper






tell me the ans of all these​

Answer 1

magnesium 4 a part, c partc copper

Answer 2

3 ka c 4 ka a. 35 ka b and last ka d