A gas bulb is filled with NO2 gas and immersed in an ice bath at 0°C which becomes colourless after sometime. This colourless gas will be?

NO₂
N₂O
N₂O₄
N₂O₅

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 3 : N2O4

Nitrogen dioxide (NO₂) is a brown gas which when subjected to low temperature gets converted to di-nitrogen tetroxide (N₂O₄) which is a colourless gas.

NO₂(brown colour gas) ↔ N₂O₄(colourless)

4 views Answered 2022-09-04 04:29

Related Questions

A cylindrical vessel has base diameter 32 cm and it is partially filled with water. A prism with square base having side 16 cm and height 22 cm is immersed in the cylinder. Find the height by which the water in the cylinder will raise after the immersion.?

1 Answers 4 Views

One sixth of a cistern is filled by pipe at the rate of 6 lit/h, 4/6th of a cistern is filled by pipe at the rate of 8 lit/h and rest at the rate of 4 lit/h. Find the average rate of pipe at which tank will completely get filled.?

1 Answers 10 Views

One fifth of a tank is filled by pipe at the rate of 10 lit/h, three - fifth of a tank is filled by pipe at the rate of 15 lit/h and rest at the rate of 5 lit/h. If average rate of pipe at which tank will completely get filled is 'A' lit/hr then, find the value of 'A'?

1 Answers 4 Views

In the following figure, rectangle represents Pastries, circle represents Ice-cream, triangle represents Chinese and square represents Milkshakes. Which set of letters represents milkshakes which are not ice-cream?

1 Answers 5 Views

In the question below are given some statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: All ice cream is chocolate. Some mango is vanilla. Some ice cream is vanilla. Conclusions: I. Some ice cream being vanilla is a possibility. II. Some mango is chocolate.?

1 Answers 4 Views

Given below are two quantities named A and B. Based on the given information, you have to determine the relation between the two quantities. You should use the given data and knowledge of Mathematics to choose between the possible answers. A and B started a business in a partnership firm in the year 2017 and decided to share profits in capital ratio. In the year 2017, they share profits equally. Quantity A∶ Number of months after which A made his 3rd investment if A invests Rs. 1000 at the beginning, Rs. 1500 after 3 months and after some time, he invests Rs. 2000, after 8 months, he invests Rs. 2500 Quantity B∶ Number of months after which B made his 3rd investment if B invests Rs. 1500 at beginning of every quarter and finally he invests Rs. 500 after 11 months?

1 Answers 4 Views

One fourth of a tank is filled by pipe at the rate of 12 lit/h, two - third of a tank is filled by pipe at the rate of 32 lit/h and rest at the rate of ‘a’ lit/h. If average rate of pipe at which tank will completely get filled is 8 lit/hr then, find the value of a?

1 Answers 5 Views

The statement concern psychrometric chart. 1. Constant relative humidity lines are uphill straight lines to the right 2. Constant wet bulb temperature lines are downhill straight lines to the right. 3. Constant specific volume lines are downhill straight lines to the right. 4. Constant enthalpy lines are coincident with constant wet bulb temperature lines. Which of the statements are correct?

1 Answers 5 Views

Three Statements are given followed by four conclusions numbered I, II, III and IV. Assuming the statements to be true, even if they seem to be at variance with commonly know facts, decide which of the conclusions logically follow (s) from the statements. Statements: Some bulbs are tubelights. No tubelight is switch. No bulb is watch. Conclusions: I. No watch is tubelight. II. Some bulbs are switches. III. Some tubelights are bulbs. IV. No watch is bulb. ?

1 Answers 5 Views

Among the five objects, Gas stove, Washing machine, Refrigerator, Inverter and Microwave oven: the Washing machine is twice as heavy as the Inverter; the Gas stove is one and half time as heavy as the Microwave oven; the Washing machine and Microwave oven together weigh as much as the Gas stove and Inverter together; the Refrigerator and Inverter together are one and half times as heavy as the Gas stove. Which is the heaviest among the five objects?

1 Answers 7 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)