Question

A. Choose the correct option.
1. Which of the following is formed when an acid is neutralised by a base?
a. A colourless solution
b. A salt
c. A gas is produced
d. None of the above
2. Which of the following is also known as caustic soda?
a. Sodium chloride
b. Sodium hydroxide
c. Calcium hydroxide
d. Sodium carbonate
3. What will happen if red cabbage juice is added to orange juice?
a. It will turn pink
b. It will turn yellow
c. It will turn green
d. No change in colour
4. Which of the following is not a base?
a. Sodium hydroxide
b. Potassium hydroxide
c. Zinc chloride
d. Slaked lime
C.
a.
C.
C.
Science - 7​

Answer 1

Answer:

it is very big question

can you explain shortly

Answer 2

Answer:

1. option A

2. option B

3. option A

4. don't know the answer I think it should be B or c not confirm