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Everyday Science MCQs — Test 63

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Question 1
The element cesium bears resemblance with________________?
Question 2
Downs cell is used to prepare_________________?
Question 3
Ammonia may be prepared by heating ammonium chloride with_______________?
Question 4
Formalin consists of mixture of formaldehyde methyl alcohol and water Percentage of water in it is________________?
Question 5
Aldehyde and ketone have same general formula for homologous series_________________?
Question 6
Ethanal is prepared industrially by air oxidation of ethylene using palladium chloride as catalyst and _________ as promoter?
Question 7
Acetaldehyele cyanohydrin on acid hydrolysis yields___________________?
Question 8
Which one exhibits aldol condensation____________________?
Question 9
Which of the following is a symmetrical ketone___________________?
Question 10
In base catalyzed reaction of carbonyl compound the catalyst___________________?