EASY
Lower Secondary Stage 7
IMPORTANT
Earn 100

Complete the table:
Indicator
Acid colour
Alkali colour
Litmus
red
____
Phenolphthalein
____
pink

Important Questions on Acids and Alkalis
MEDIUM
Lower Secondary Stage 7
IMPORTANT

MEDIUM
Lower Secondary Stage 7
IMPORTANT

MEDIUM
Lower Secondary Stage 7
IMPORTANT

EASY
Lower Secondary Stage 7
IMPORTANT

MEDIUM
Lower Secondary Stage 7
IMPORTANT

MEDIUM
Lower Secondary Stage 7
IMPORTANT
Explain why Mum is correct.

MEDIUM
Lower Secondary Stage 7
IMPORTANT

EASY
Lower Secondary Stage 7
IMPORTANT
Indigestion is caused when stomach acid irritates the lining of the food pipe.
Which remedy would you use to cure it?
