FDE EST Chemistry Past Paper April 2024

Correct spelling: Machnanism, Mechanism, Macanisam, Machenisim

1. Machnanism
2. Macanisam
3. Machenisim
4. Mechanism

Correct spelling : contageous, contagious, contogous, contagous

1. contageous
2. contagious
3. contogous
4. contagous

Correct spelling: Incredable, Incretible, Incredible, Incredetble

1. Incredable
2. Incretible
3. Incredible
4. Incredetble

Antonym: pursue

1. go after
2. avoid
3. run after
4. follow

Percentage of methanol and alcohol in Methylated spirit.

1. 10 and 30
2. 10 and 50
3. 10 and 80
4. 10 and 90

Heating of Boric acid at 100 degree produce?

1. B2O3
2. H2B4O7
3. H2BO3
4. HBO2

One carbon less than parent atom carboxylic acid is produced by hydrolysis of?

1. acid amide
2. ester
3. acid chloride
4. bi sulphate

Which substance when used with butter having butyric acid can cure acidity?

1. Lime juice
2. Calcium carbonate
3. Soda water
4. Lime water

The number of carbon atom in formaldehyde is ?

1. 1
2. 2
3. 3
4. 4

IUPAC name of formaldehyde is?

1. Methanol
2. Ethanol
3. Ether
4. None of these

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