Question

SCIENCE

CLASS - 7

solution A,B,C and D r given. the colour changes r mentioned in the table given below when blue or red litmus papers r dipped in the solution. identify the acids and bases among the solutions A , B , C and D . (THEY ARE NOT NEUTRAL)


SOLUTIONS BLUE LITMUS RED LITMUS

A NO CHANGE

B NO CHANGE

C TURNS RED

D TURNS BLUE

Answer 1

Answer:

Step-by-step explanation:

- Blue litmus turns red on acid so if it’s a base there’s no change.

- Red litmus turns blue on base so if it’s an acid there’s no change.

- Acid

- Base