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
fast
Answers
Answered by
0
Answer:
1)All of these
Please mark me as branliest
Answered by
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
it correct mark me as brainliest
if incorrect delet my answer
thank you
Similar questions