Question

Q.3 The reaction of metal with acid results in the formation of: *
a)Salt
b)Salt and hydrogen gas
c)Salt and water
d)Salt, carbon dioxide and water
Q.5 Which of the following is not a natural pH indicator? *
a)Turmeric
b)Phenolpthalein
c)Vanilla
d)Clove​

Answer 1

Answer:

c)Salt and water

d)Salt, carbon dioxide and water

Q.5 Which of the following is not a natural pH indicator? *

a)Turmeric

b)Phenolpthalein

c)Vanilla

d)Clove

Explanation:

please press brainly mark

Answer 2

Answer:

3) Salt and hydrogen gas

5) Phenolphthalein

Explanation:

3) Chemical property of metal is that with acid it reacts and form salt ( with dilute acid- normal and concentrated acid- toxic ) and hydrogen gas.

5) Phenolphthalein is a man made indicator.