химия 226-300

химия 226-300

University

75 Qs

quiz-placeholder

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химия 226-300

химия 226-300

Assessment

Quiz

Chemistry

University

Practice Problem

Medium

Created by

Ainur Amirova

Used 167+ times

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75 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Калий хлоридіндегі хлордың тотығу дәрежесі қанша

-1

+1

+3

-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

. Зат массасы сақталу заңына сәйкес келетін реакция теңдеуін көрсет

H2+O2=H2O

4P+5O2=2P2O5

Al+O2=Al2O3

Ca+O2=CaO

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

. Көрсетілген газдардың қайсысы ауада жоғары көтеріледі

сутегі

хлорлы сутек

күкіртсутек

азот(II) оксиді

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

22

235

143

95

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

40

21

20

10

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

…3d5 4s2= электрондық формула қай элементке

сәйкес келеді

Ca

Na

Mn

Fe

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

.Be F2 - дегі бериллийдің гибриттену күйі

Sp3 d

Sp3

Sp

Sp2

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