Chemistry
Grade-8
Easy
Question
Which of the following is/are inorganic compound/s?
- Glucose
- Methane
- Carbon dioxide
- Acetic acid
Hint:
Carbon dioxide is a gas consisting of one part carbon and two parts oxygen.
The correct answer is: Carbon dioxide
Carbon dioxide (chemical formula CO2) is an inorganic chemical compound made up of molecules that each have one carbon atom covalently double bonded to two oxygen atoms, found in the gas state at room temperature. In the air, carbon dioxide is transparent to visible light but absorbs infrared radiation, acting as a greenhouse gas.
Carbon dioxide is a colorless gas having a faint sharp odor and a sour taste.
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During the laboratory preparation of carbon dioxide by using marble chips and hydrochloric acid, the following steps are followed. Arrange these steps in proper order.
1. Through the mouth of the conical flask, a thistle funnel is inserted.
2. Dilute hydrochloric acid is added dropwise through the thistle funnel so that the marble chips are completely immersed in the acid.
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1. Through the mouth of the conical flask, a thistle funnel is inserted.
2. Dilute hydrochloric acid is added dropwise through the thistle funnel so that the marble chips are completely immersed in the acid.
3. A thistle funnel is inserted through one hole, and another hole, a delivery tube, is introduced.
4. Marble chips are taken in a conical flask.
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Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Although studying English seems difficult, it’s simpler than you think.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Although studying English seems difficult, it’s simpler than you think.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Do you have any idea where is Canada?
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Do you have any idea where is Canada?
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The teacher in black dress doesn't teach Hindi.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The teacher in black dress doesn't teach Hindi.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
She loved flowers, and I always bought her flowers.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
She loved flowers, and I always bought her flowers.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The flight departs every morning at 7 A.M. I think.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The flight departs every morning at 7 A.M. I think.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Some people disagree with this theory, however, it's never proven right.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
Some people disagree with this theory, however, it's never proven right.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
I will apply as soon as possible, and start working.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
I will apply as soon as possible, and start working.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The train does not leave at 12A.M.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
The train does not leave at 12A.M.
English-2Grade-8
English-2
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
James is very clever, but he doesn't study his lessons.
Identify whether the below sentence are compound sentence or not. Give your answer in 'yes' or 'no'.
James is very clever, but he doesn't study his lessons.
English-2Grade-8
