англ 50-100

англ 50-100

University

50 Qs

quiz-placeholder

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Assessment

Quiz

English

University

Easy

Created by

Aruzhan Marhabaeva

Used 267+ times

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

50) Specify the basic salt

CaOHS

CaS

CaSo4

CaHPO4

CaO

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

51) How many lanthanides is available in D.I. Mendeleyev’stable?

14

104

14

22

85

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

52) Specify a unit of measure of quantity of substance

mole

kg

g/mole

g

mole/l

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

53) How many atoms three nitrogen molecules

6

4

2

3

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

54) Calculate the molar weight of hydroxide of ammonium

35

29

30

15

28

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

55) Specify the formula of nitrate of ammonium

NH4NO3

NH3OH

NH4NO2

NH3

NH4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

56) Finish the equation and specify substance – х:  Ba(OH)2 + H2SO4x +H2O

BaSO4

BaSO3

BaS

Ba2SO4

Ba(SO4)2

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