Question

1. when we test a sample solution (to be acid or basic) withn phenolphthalein solution what change occurs if the:
a.solution in acidic
b.solution in basic

2.when we test a sample solution (to be acid or basic) with methyl orange solution what change occurs if the:
a.solution in acidic
b.solution in basic

(NCERT science text book acids, bases and salts chapter activity 2.1)picture

Answer 1

hope it's help u......

Answer 2

Methyl orange turns red in acidic solutions and yellow in basic solutions.
Phenolphthalein is colorless in acidic solutions and turns pink in basic solutions