Chemistry, asked by juditharasi9953, 2 months ago

Hi guys Happy Morning
Answer these questions first and I will mark as brainliest.

1. Major component of a solution is called

Solute

Solvent

Solution

All of the above

All the aboveWho was the first scientist to use the term element in 1661 *

Robert Boyle

Lavoisier

Wholer

Charles3. What is the boiling point of acetone *

196

186

78.3

183

4. Boron silicon germanium are *

Metal

Non metal

Metalloids

Noble gases

5. Which of the following will show tyndall effect *

True solution

Colloidal solution

Suspension

Supersaturated solution

6. Which of the following is a compound *

Iodine

Sand

Milk

Water

7. Which of the following is a liquid metal *

Sodium

Magnesium

Sulphur

Mercury

8. Gases can be obtained from air by the process of *

Fractional distillation

Condensation

Crystallization

Evaporation

9. Which method cannot be used for separating solution of solid in liquid *

Distillation

Decantation

Sublimation

Evaporation

10. Which of the following elements *

Air

Soap

Tin

Sugar solution

11. Which of the following are not pure substance *

Mercury

Sugar

Blood

Salt

12. Which of the following statements are incorrect *

Non metals are good conductor

Non metals are low melting and boiling point

Non metals are poorconductor

Non metals are non sonorous

13.the random or zigzag motion Of the colloidal particle in the dispersion medium

Tyndall effect

Brownian movement

Electrophoresis

True solution

14. Sky looks blue due to

Dispersion

Reflection

Scattering

Transmission

15. Is malleable and ductile best describes *

A solution

A metal

A compound

A naam natak

16. Which of the following does not have fixed melting point and the boiling point *

Gold

Ethanol

Air

Oxygen

17. If we put camphor in an open container its amount on decreasing due to the phenomenon of *

Evaporation

Precipitation

Condensation

Sublimation

18. When two liquids do not mix they form to separate layers anda known as

Miscible liquids

Immiscible liquids

Saturated liquids

Super saturated liquid

19. Which method can be used to separate denser particle from lighter particle

Sublimation

Distillation

Evaporation

Centrifugation

20. Which method can be used to separate colours from liquid 

Chromatography

Decantation

Evaporation

Sublimation
Wrong Answer is reported correct answer is brainiest
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Answers

Answered by diyadey50
0

Answer:

1)All of these

Please mark me as branliest

Answered by commonuserid123
1

Answer:

1. solvent

2. Robert Boyle

3. actually its 56 degree Celsius

4. mettaloids

5. true solution

6. water

7. mercury

8. fractional distillation (not sure)

9. sublimation

10. tin (not sure)

11. blood

12. sorry i dont know

13. brownian movement

14. scattering

15. a metal

16. air

17. sublimation

18. immiscible liquid

19. centrifugation

20.chromatography

Explanation:

please dont report

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