Quiz 1 Transition Elements

Quiz 1 Transition Elements

12th Grade

10 Qs

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Quiz 1 Transition Elements

Quiz 1 Transition Elements

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Medium

Created by

Ahmed wahab

Used 58+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The number of unpaired electrons in silver

1

2

3

4

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following cannot be prepared by normal chemical methods?

KMnO4

Cr2O3

TiO3

VF5

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In period 5 there are …………..transition metals

5

6

9

10

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The main transition element consists of 10 vertical columns the electronic configuration of the column before the last one is

(n-1)d1 ns1

(n-2)d1 ns1

(n-1)d10 ns1

(n-1)d9 ns2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The electronic configuration of iron in FeCl3 is

4s2 3d6

4s1 3d5

4s0 3d5

4s0 3d6

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The transitional element in which sub-level(d)is filled before the sub- level(s) is ………

Cobalt

Carbon

Chromium

Silver

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which statement is correct

Difficult to change from Mn III to Mn II

Nickel has 5 unstable isotopes

Easy to change from Iron III to iron II

The maximum oxidation state of Zr is 4

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