| 1 |
Which area of chemistry imoroves to gauge the behavior of pollutants and develp techniques for polution control? |
analytical chemistry
geochemistry
Organic chemistry
Environmental Chemsitry
|
| 2 |
Which branch of chemistry helps to protectwater that bas been poisoned by soil. |
Organic chemistry
inorganic chemistry
Environmenal chemistry
Geochemistry
|
| 3 |
Which branch of chemistry is athe study elements and their compounds except for organic compounds? |
Physical Chemistry
Geochemisty
Organic chemistry
Inorganic chemistry
|
| 4 |
You are styding the rate of hydrolysis of organic compund staarch under different conditonns of temperature. In which branch of chemistry this topic will fall |
Organic Chemistry
analytical chemistry
Biochemistry
Physical Chemistry
|
| 5 |
When the tiny particles of a substance are dispersed athough a medicium, the mixture is named as. |
True solution
Suspension
Colloid
Heterogeneios mixture
|
| 6 |
A state of matter whose properties are between those of liqids and crystalline solids. |
Plasma
dark matter
Liquid crystal
Supercriticl fluid
|
| 7 |
Which of the following is a heterogeneous mixture |
Concrete mixture
a solution of potassium nitrate in water
a solution of calcium hydroxide in water
Hot chocolate
|
| 8 |
Which liquid among the followingis a colloidal solution. |
Milk
Slaked lime used for white wash
Vinegar solution
Mixtur eof AgCl in water
|
| 9 |
The crystals of whic substance has rhombic shape? |
Brass
Bronze
Sulphur
Grahite
|
| 10 |
The man made polymer is |
Polystyrene
Starch
Protein
Cellulose
|
| 11 |
Hazardous effects of shopping bags are studied in |
Geochemistry
Inorganic chemistry
Environmental chemistry
analytical chemistry
|
| 12 |
Matter is present in neon signs in the state of |
Supereritical fluid
Gas
Liquid Crystal
Plasma
|
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