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SIP Quiz - 2020-2021

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

What is the only active ingredient in toothpaste?

a)

Sodium Fluoride

b)

Sorbitol

c)

PEG-12

d)

There isn't an active ingredient

2.

Soap is produced by a ------------- or basic hydrolysis reaction of a fat or oil.

a)

polymerization

b)

esterification

c)

hydrolysis

d)

saponification

3.

Water does not produces lather (foam) with soap solution are called -----------

a)

Hard water

b)

Soft water

c)

Alkaline water

d)

Acidic water

4.

Formula for Baking soda is ---------

a)

Na2CO3

b)

NaCl

c)

NaHCO3

d)

CaSO4

5.

For a titration between HCl vs NaOH, ---------------- indicator will be the best choice.

a)

Methyl red

b)

Methyl orange

c)

Phenolphthalein

d)

EBT

6.

Acetic acid is an example for ------------------

a)

Strong acid

b)

Strong base

c)

Weak acid

d)

Weak base

7.

In reverse osmosis, the flow of solvent (i.e., water) will be from ----------- region

a)

low concentration to high concentration

b)

high concentration to low concentration

c)

stays in high concentration

d)

stays in low concentration

8.

An element used in lipstick is also used as an anti-knocking agent in petrol.

a)

Mercury

b)

Cadmium

c)

Lead

d)

Arsenic

9.

The electrolyte used in Lead-Acid batteries in Uninterrupted Power Supply (UPS).

a)

HCl

b)

HNO3

c)

CH3COOH

d)

H2SO4

10.

Formula for Calcium carbonate is ----------

a)

CaCO2

b)

CaCO3

c)

Ca(HCO3)2

d)

CaC

11.

The pH value of acid rain is ----------

a)

6.4

b)

4.8

c)

< 5.6

d)

7.35

12.

-------------- is a chemical reaction in which an acid & a base react quantitatively with each other.

a)

Addition reaction

b)

Neutralization reaction

c)

Redox reaction

d)

Substitution reaction

13.

The point in a titration when a physical change is observed is called -----------

a)

Equivalence point

b)

End point

c)

Titration error point

d)

Stopping point

14.

The semi-permeable membrane used in Reverse osmosis is ----------

a)

Cellulose benzoate

b)

Cellulose acetate

c)

Cellulose

d)

Benzyl acetate

15.

The chemical used in car’s airbags for safety is ---------

a)

Sodium azide

b)

Sodium nitrate

c)

Sodium chloride

d)

Sodium