Question

State True or False and correct the false statement.

a) All metal reacts with acid to give hydrogen.

b) Concentrated Sulphuric acid reacts with Zinc to liberate Hydrogen.

c) Newland was the first scientist to show the relation between properties of elements and Atomic

masses.

d) Dmitri Mendeleev stated that Physical and chemical properties of elements are periodic function of their

Atomic numbers.​

Answer 1

Answer:

the answer is

1. true
2. false
3. false
4. truue

please mark me as brinest answer

Answer 2

Answer:

Explanation:

a) false ( salt is also produced not only hydrogen)

b) false

c) false

d) true

mark me as brainleist.