Dry `SO_2` does not bleach dry flowers because

Question

Dry `SO_2` does not bleach dry flowers because

Dry `SO_2` does not bleach dry flowers because
A. nascent hydrogen responsible for bleaching is produced only in presence of moisture
B. water is the actual reducing agent responsible for bleaching
C. water is stronger acid than `SO_2 `
D. the OH- ions produced by water cause bleaching

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Related Questions

Bleaching action of `SO_2` is due to its

2 Answers 4 Views

When `SO_2` is passed through bromine water products formed are

2 Answers 4 Views

When `SO_2` gas is passed through an acidified solution of `K_2Cr_2O_7`

2 Answers 5 Views

On passing `SO_2` in solution of `K_2Cr_2O_7` , it turn green due to the formation of

2 Answers 4 Views

`SO_2` can be obtained from which of the following reaction?

2 Answers 5 Views

A breeder crossed a pure bred tall plant having white flowers toa pure short plant having bule flowers. He obtained 202 `F_(1)` progeny and found and

2 Answers 4 Views

Dry bleach is done by

2 Answers 4 Views

The property not common between `SO_2` and `CO_2` is

2 Answers 4 Views

When moist coloured flowers are added into a gas of `SO_2` the flowers are decolourised because

2 Answers 5 Views

Among the molecules. `SO_2`, `SF_4`, `ClF_3`. `BrF_5 and XeF_4` which of the following shape does not describe any of these molecules

2 Answers 4 Views

Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
Nascent hydrogen is produced only in presence of moisture and is responsible for bleaching.
`SO_2 + H_2O to H_2SO_4 + 2 [H]`
Coloured flower + [H] `to` Colourless flower

4 views Answered 2023-02-05 15:29