Question

fac
boratory-
1
Collect the following solutions from the science laborato
hydrochloric acid (HCI), sulphuric acid (H,SO2), nitric acid (HNO
acetic acid (CH COOH), sodium hydroxide (NaOH), calciu
hydroxide (Ca(OH),1, potassium hydroxide (KOH), magnesium
hydroxide [Mg(OH),l, and ammonium hydroxide (NH,OH).
Put a drop of each of the above solutions on a watch-glass one by
one and test with a drop of the indicators shown in Table 2.1.
What change in colour did you observe with red litmus, blue litmus
phenolphthalein and methyl orange solutions for each of the
solutions taken?
Tabulate your observations in Table 2.1.
Table 2.1
Sample
solution
Red
Titmus
solution
Blue
litrus
solution
Phenolph-
-thalein
solution
Methyl
orange
solution
HCl
H2SO4
CHCOOH​

Answer 1

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