Question

1. Multiple Choice Questions (MCQs)
Tick (~) the correct option.
(a) In an acidic medium, turmeric paper
(i) shows no change in
(ii)turns reddish brown
(iii) turns pink
(iv) none of these

(b) The strength of an acid or base can be known using a
(i) litmus paper
(ii) pH paper
(iii)turmeric paper
(iv) china rose indicator

(c) Lime juice will turn
(i) blue litmus red
(iii) both (i) and (ii)
(iv) red litmus yellow

(d) On coming in contact with a base, phenolphthalein indicator changes to
(i) pink colour
(ii) green colour
(iii) yellow colour
(iv) red colour

(e) Bases turn yellow turmeric paper to
(i) black
(11) reddish brown
(iv) none of these
(iii) dark yellow

(f)the acid produce in stomach is
(i)nitric acid
(ii)hydrochloric acid
(iii)acetic acid
(iv)none of these​

Answer 1

Answer:

1. Shows no change

2. pH paper

3. Blue litmus red

4. Pink colour

5.Reddish brown

Hope this helps:)

Answer 2

Answer:

show no change in colour

PH paper

blue litmus red

pink colour

reddish brown

hydrochloric acid