Consider the following statements.
The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is
1. to keep to washing power dry.
2. tomaintain the alkalinity of the powder.
Which of these statements is/are correct?
A. Only 1
B. Only 2
C. Both 1 and 2
D. Neither 1 nor 2
Answer: Option A
Related Questions on Chemistry in Everyday Life
The advantage of detergents over soaps is
A. detergents are soluble in water
B. detergents could not givemuch lather
C. detergents give lather even with hard water
D. soaps give lather with only soft water
A. 1 and 2
B. 2 and 3
C. 2, 3 and 4
D. 1, 3 and 4
Bakelite is a co-polymer of phenol and
A. formaldehyde
B. acetaldehyde
C. benzaldehyde
D. cinnamaldehyde

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