11 нұсқа

11 нұсқа

11th Grade

17 Qs

quiz-placeholder

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11 нұсқа

11 нұсқа

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Тогжан Нурмуханова

Used 5+ times

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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

В-бөлшек түзіп және 234\91 Ра ыдырайтын белсенді изотоп

А)91 Kr

В)60 Co

C)234 Th

D)235 U

E)14 N

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

BeCl2 молекуласының гибридтену типі

A) sp

B)s2p

C) s3p

D)sp2

E) sp3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Аммиактан азот қышқылын алу неше сатыдан тұрады

А) 1

В) 4

C) 3

D) 5

E) 2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Тотықсыздану процесі

A) C+2 - C+4; Fe+2 - Fe+3; C+4 - C.0

B) N+5 - N-3; S+6 - S.0; Mn+7- Mn+2

C) S+6 -S°; C+4 - C.O; Cr+2 - Cr+3

D) N-3 - N°; C+4 - C°; C+2 - C°

E) C+2 - C°;S+6 - + S-2; Mn° - Mn2+

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Тұз қышқылының 0,01М ерітіндісінің рН мәні

А)5

В)2

С) 9

D) 12

E) 1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ең күшті тотықтырғыш

A) Al

B) Cl

C) Br

D) F

E) I

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Фенолға сапалық реактив

A)Na

B) Cl2

C) NaOH

D) FeCl3

E) KCl

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