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PHA 033 Module 10 (Log-Out Activity)

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

This is known as Rinmann's Green.

a)

Cobalt meta-aluminate

b)

Cobalt zincate

c)

Ferrous sulfate

d)

Potassium permanganate

2.

Which of the following particles has the highest penetrating power?

a)

Alpha

b)

Beta

c)

Gamma

d)

Kappa

3.

Which of the following elements is a component of Vitamin B12?

a)

Cu

b)

Cr

c)

Co

d)

Fe

4.

Which of the following is/are TRUE regarding titanium dioxide? Check all that applies.

a)

It is used as an opacifying agent.

b)

It is an ingredient in most sunscreens as solar ray protectant.

c)

Its chemical formula is Ti2O.

d)

It is known as Green vitriol.

5.

The first element produced artificially.

a)

Ti

b)

Mn

c)

Ni

d)

Tc

6.

It is also known as Glucose Tolerance Factor.

a)

Cu

b)

Cr

c)

Co

d)

Fe

7.

Ferri-ferrocyanide is also called Turnbull's blue. Ferro-ferricyanide is also identified as Prussian blue.

a)

Only the 1st statement is CORRECT.

b)

Only the 2nd statement is CORRECT.

c)

Both statements are CORRECT.

d)

Both statements are INCORRECT.

8.

Deficiency of Co in the body may cause

a)

Polycythemia vera

b)

Megaloblastic anemia

c)

Aplastic anemia

d)

Argyria

9.

Metallic arsenic is soluble in NaOCl solution and metallic antimony is not.

a)

True

b)

False

10.

Black deposits of a coin tinted with tin element indicates

the presence of _______________.

a)

Sb

b)

As

c)

Bi

d)

Cu

11.

Which of the following is a reagent used in detecting

Bismuth ?

a)

Mercuric chloride

b)

Sodium acetate

c)

Ammonium hydroxide

d)

Potassium stannite

12.

After adding potassium cyanide and thioacetamide in

the unknown solution, yellow precipitate was formed.

What is probably present in the solution?

a)

Cd

b)

As

c)

Sb

d)

Sn

13.

The conversion of red color of rhodamine B to lavender

shade indicates the presence of what ion?

a)

Hg

b)

As

c)

Sb

d)

Cd

14.

When a cadmium containing solution was made to react

with K4Fe(CN)6 , what color of precipitate will emerge?

a)

white

b)

yellow

c)

blue

d)

black

15.

An iron compound that can be used as a reagent in

detecting phenolic compounds.

a)

FeSO4

b)

FeCl3

c)

Fe(C6H12O7)2

d)

None of the choices