Preview (20 questions)
1 Question
30 másodperce
Q.

Zinc was first isolated by German chemist _________ in 1746.


Daniel Rutherford

Andreas Marggraf

Lincoln Marga

2 Question
30 másodperce
Q.

The symbol of Zinc is ____.


Zn

Zi

Z

3 Question
30 másodperce
Q.

Zinc is the first element in group _____ of the periodic table.


9

11

12

4 Question
30 másodperce
Q.

Is Zinc a metal?


Yes

No

5 Question
30 másodperce
Q.

The atomic number for Zinc is ______.


12

30

48

6 Question
30 másodperce
Q.

__________ process of Zinc protects iron and steel from rusting.


Galvanizing

Unspoiled

Casting

7 Question
30 másodperce
Q.

The melting point for zinc is _____ in Fahrenheit.


456 °F

787.15 °F

998.32 °F

8 Question
30 másodperce
Q.

The boiling point for zinc is ______ in Celcius.


907 °C

1000 °C

944 °C

9 Question
30 másodperce
Q.

The compound _________ is used as a wood preservative and a fire retardant for lumber.


Zinc sulfide

Zinc phosphate

Zinc chloride

10 Question
30 másodperce
Q.

The color of Zinc is ________.


Yellow

Silvery-white

Red-violet

11 Question
30 másodperce
Q.

The electronegativity of zinc is _______ in Pauling scales.


1.65

3.78

9.45

12 Question
30 másodperce
Q.

Can Zinc be alloyed with other metals?


Yes

No

13 Question
30 másodperce
Q.

Zinc itself appears to regulate ZAG levels in our bodies. 


True

False

14 Question
30 másodperce
Q.

Zinc is in _______ state at room temperature.


Liquid

Solid

Gas

15 Question
30 másodperce
Q.

Zinc is an essential trace element for all living organisms.


True

False

16 Question
30 másodperce
Q.

The standard atomic weight for zinc is _____.


33.8 u

57.12 u

65.38 u

17 Question
30 másodperce
Q.

Zinc is in the ___ block on the periodic table.


a

b

d

18 Question
30 másodperce
Q.

Zinc has ______ stable isotopes.


Five

Four

Three

19 Question
30 másodperce
Q.

The electrons per shell for zinc are _________.


2, 4, 6, 8

2, 8, 18, 2

2, 6, 8, 10

20 Question
30 másodperce
Q.

Is Zinc a polar or nonpolar face?


Polar face

Nonpolar face