Page 2 - HOME ASSIGNMENT-2(PRACTICAL WORK SHEET)

MCQs
1. Observe the following figures and choose the correct option.

a.pH of I is greater than II and IV.
b. pH of I is less than III and IV.
c. pH of IV is less than I, II, III.
d. pH of IV is the highest.
2. A student adds a few drops of universal indicator to a dilute solution of sodium

bicarbonate taken in a

Which of the following colours would be observed?
a. Blue
b. Green
c. Mustard
d. Yellow.

On adding a few drops of universal indicator to three unknown colourless solutions P,
3. Q and R, taken in three test tubes separately, as shown in the figure. A student
observed the changes in colour as green in (P), red in (Q) and violet in (R).

The decreasing order of pH of the solution taken is
a. P > Q > R b. R > P > Q c. Q > P > R d. R > Q > P.

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