2023 May 13 EAMCET Engineering Forenoon Chemistry Practice Test

Test Description

This EAMCET Engineering Chemistry Practice Test was a previous year EAMCET exam conducted on 2023 May 13 Shift 1. This test consists of 40 objective type questions from both Intermediate First Year and Intermediate Second Year Chemistry. The questions are given in the same format as in the exam conducted by Telangana (AP) EAMCET exam in the year 2023.

This test is completely free, and students can attempt as many times as needed and help students in preparing for EAMCET entrance tests and get admissions into various reputed colleges for Engineering in the state of Telangana.

Test Instructions

The test contains 40 multiple-choice questions.
Total time for the test is 0h 45m.
Each question carries equal marks.
There is no negative marking for wrong answers.
Use of calculator is not allowed.
Do not refresh the page during the test.
Make sure you have a stable internet connection.

Quick Test

(1 of 40) The radius of first Bohar orbit of hydrogen atom is same as that of orbit (n) of hydrogen like species X. (n) and X respectively are

(2), ${Li}^{2 +}$
(3), ${Li}^{2 +}$
(2), ${Be}^{3 +}$
(2), ${He}^{+}$

(2 of 40) Identify the impossible quantum number set for the electron from the following

n = 2, l = 0, m = 0, s = $- \frac{1}{2}$
n = 2, l = 1, m = 0, s = $\frac{1}{2}$
n = 3, l = 3, m = 1, s = $\frac{1}{2}$
n = 4, l = 2, m = 1, s = $\frac{1}{2}$

(3 of 40) Choose the correct order of second ionisation enthalpies of Carbon, Nitrogen, Oxygen and Fluorine

Carbon > Nitrogen > Oxygen > Fluorine
Oxygen > Carbon> Nitrogen > Fluorine
Fluorine > Nitrogen > Carbon > Oxygen
Oxygen > Fluorine > Nitrogen > Carbon

(4 of 40)

From the following, identify the ions with same bond order

{CN}^{-}

II.

N_{2}^{+}

III.

{O_{2}}^{2 -}

IV.

{NO}^{+}

I & II only
II & III only
I & IV only
I & III only

(5 of 40) The hybridizations of the central atom in the molecules

{BF}_{3}, {BeF}_{2}, {BrF}_{3}

are respectively

${sp}^{2}, sp, {sp}^{3} d$
$sp, {sp}^{2}, {sp}^{3}$
${sp}^{3}, sp, {sp}^{3} d$
${sp}^{2}, {sp}^{3}, {dsp}^{2}$

(6 of 40) The ratio of rates of diffusion of gases X and Y of molecular weights 36 and 64 is

9 : 16
3 : 4
4 : 3
16 : 9

(7 of 40) The masses of carbondioxide and water (in g) respectively formed during complete combustion of 10 g glucose at STP are

14.66, 18.0
14.66, 6.0
12.0, 6.0
24.0, 12.0

(8 of 40) Enthalpy of formation of

CO (g)

{CO}_{2} (g)

are -110, -393

{kJmol}^{- 1}

respectively. The enthalpy of combustion of CO (in

{kJmol}^{- 1}

) is

- 283.0
- 110.5
504
- 221.2

(9 of 40)

At T(K) when one mol of X and one mol of Y are heated in a 1L flask, 0.5 moles of Z is formed at the equilibrium. The $K_{c}$ value for the reaction is

$X (g) + Y (g) ⇌ Z (g) + A (g)$