Question

In the diagram below, circle P represents a compound that contains Nitrogen and Oxygen and is a gas. Circle R represents a compound that contains Carbon, Hydrogen and Oxygen and is a liquid. In region Q. the region of intersection of circles P and R, which of the following can be placed? R (a) NO, (Nitrogen dioxide) (b) CO, (Carbon dioxide) (C) H,O (Water) (d) 0, (Oxygen gas)​

Answer 1

Answer:

Proteins differ from carbohydrates and lipids in that, they always contain nitrogen, carbon, hydrogen and oxygen. This is so because protein is formed of amino acids linked together by peptide bonds. Amino acids contain a central carbon atom with a hydrogen, amine and carboxylic group, and one functional group.

Answer 2

Explanation:

) Select the correct answer from A, B, C, D & E for each statement given below:

A: Gunpowder

B: Iodine

C: Boron

D: Helium

E: Bromine

A diatomic molecule

A metalloid

A non-metal which is lustrous.

A mixture consisting of elements & compounds.

A noble gas