Deodorant

Q. _______ deodorant contains 20-25% aluminium and is used at night.

1. Anti-perspirant
2. Clinical
3. Ordinary
4. Hypoallergenic

Q. The harmful substance present in deodorant is ________ compounds.

1. aluminium-zirconium
2. sodium-potassium
3. barium-potassium
4. sodium-aluminium

Q. Antiperspirant deo clogs the sweat pores of the skin.

1. True
2. False

Q. Match the deodorants in Column I with their usage Column II.​​

Column I	Column II
(a) Ordinary deo​	(i) Kills the bacteria in the sweat​
(b) Antiperspirant deo	(ii) Decreases the extent of sweating​
(c) Clinical deo​	(iii) Decreases the odour of sweat​

1. a-(ii); b-(iii); c-(i)​​
2. a-(ii); b-(i); c-(iii)​
3. a-(iii); b-(i); c-(ii)​
4. a-(iii); b-(ii); c-(i)​

Q. Which of the following is used in deodorant to prevent sweating?

1. Strontium
2. Aluminium
3. Calcium
4. Thorium

Q. The given statements are true for clinical deodrants except that:

1. it is meant for people who sweat heavily
2. it is used during the night
3. it contains 20-25% aluminium
4. it contains 15% of aluminium chlorohydrate

Q. Match the following deodorants with their usage.

1. Reduces body's odour
2. Reduces normal sweat
3. Reduces heavy sweat
4. For sensitive skin

Q. Teflon is a polymer of a compound with the molecular formula $C_z{F}_a$. Determine the value of z, a and match the following.

Column A	Column B
1. (z + a)	a. 2
2. (a - 2z)	b. 8
3. (a ÷ z)	c. 0
4. (a × z)	d. 6

1. 1-a; 2-d; 3-c; 4-b
2. 1-d; 2-c; 3-a; 4-b
3. 1-b; 2-c; 3-d; 4-b
4. 1-d; 2-a; 3-b; 4-c

Q. An excess of AgNO3 is added to dichlorotetraaquachromium(lll)Chloride. The number of moles of AgCl precipitated would be: a) 0.01 b) 0.001 c) 0.002 d) 0.003

Q. is used in deodorants to prevent sweating.

1. Aluminium
2. Calcium
3. Magnesium

Q. Parabens, alcohol, aluminium compounds and silica are all together present in __________.

1. dye
2. deodorants
3. teflon
4. ceramics