Chemistry
Grade-10
Easy
Question
The non-metal used to make the common salt is-
- Bromine
- Iodine
- Chlorine
- Fluorine
Hint:
Iodine
The correct answer is: Iodine
Salt is a food that almost everyone eats throughout the day, and every day. Iodised salt is table salt mixed with a minute amount of various salts of the element Iodine
Related Questions to study
Chemistry
Hydrogen +oxygen 
____
Hydrogen +oxygen ____
ChemistryGrade-10
Chemistry
Fill in the blanks:
The non-metal which is used to match sticks striking head is ____.
Fill in the blanks:
The non-metal which is used to match sticks striking head is ____.
ChemistryGrade-10
Chemistry
The non-metal that is essential for the combustion is:
The non-metal that is essential for the combustion is:
ChemistryGrade-10
Chemistry
Complete the reaction: Na +HCl
Complete the reaction: Na +HCl
ChemistryGrade-10
Chemistry
Aqua regia is a freshly prepared mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio of __________.
Aqua regia is a freshly prepared mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio of __________.
ChemistryGrade-10
Chemistry
During a reaction of metal with acids, which acid does not liberate hydrogen?
During a reaction of metal with acids, which acid does not liberate hydrogen?
ChemistryGrade-10
Chemistry
Which of the reaction is not possible?
Which of the reaction is not possible?
ChemistryGrade-10
Chemistry
Which metal from the following does not corrode easily?
Which metal from the following does not corrode easily?
ChemistryGrade-10
Chemistry
Assertion: Different metals have different reactivities with water and dilute acids.
Reason: The reactivity of a metal depends on the reactivity series.
Assertion: Different metals have different reactivities with water and dilute acids.
Reason: The reactivity of a metal depends on the reactivity series.
ChemistryGrade-10
Chemistry
The metal that starts floating over the surface of the water on reaction with water is -
The metal that starts floating over the surface of the water on reaction with water is -
ChemistryGrade-10
Chemistry
________ is the process of forming a thick layer of oxide of aluminium.
________ is the process of forming a thick layer of oxide of aluminium.
ChemistryGrade-10
Chemistry
The colour of the oxide formed when copper reacts with the oxygen is-
The colour of the oxide formed when copper reacts with the oxygen is-
ChemistryGrade-10
Chemistry
The acids present in the royal water is:
The acids present in the royal water is:
ChemistryGrade-10
Chemistry
Match the following according to the correct order of reactivity.
| a) Potassium | i) 4 |
| b) Calcium | ii) 2 |
| c) Zinc | iii) 3 |
| d) Lead | iv) 1 |
Match the following according to the correct order of reactivity.
| a) Potassium | i) 4 |
| b) Calcium | ii) 2 |
| c) Zinc | iii) 3 |
| d) Lead | iv) 1 |
ChemistryGrade-10
Chemistry
Which of the following metal reacts with steam to produce oxide in place of hydroxide?
Which of the following metal reacts with steam to produce oxide in place of hydroxide?
ChemistryGrade-10
