EAMCET Chemistry Practice Test 003

This Chemistry Practice Test is the third mock test in the series of many Chemistry tests. This test consists of 40 objective type questions from both Intermediate First Year and Intermediate Second Year Chemistry. This test provides questions in the format of Andhra Pradesh (AP) EAPCET and Telangana (TS) EAMCET.

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

Test Instructions

Quick Test

(1 of 40) Which of the following contains 10 electrons, 11 protons and 12 neutrons?

${}^{23}{Na}^{+}$
${}^{23}{Na}$
${}^{22}{Na}$
${}^{20}{Ne}^{+}$

(2 of 40)

The wave number of a photon is $10^{4} {cm}^{- 1}$ . What is the energy in J?

(

h = 6.6 \times 10^{- 34} Js, c = 3 \times 10^{10} {cms}^{- 1}

)

$3 \times 10^{14} \times h$
$3 \times 10^{- 10} \times h$
$3 \times 10^{10} \times h$
$3 \times 10^{- 14} \times h$

(3 of 40) The element with atomic number 118 will be

Alkali element
Lanthanide
Noble gas
Transition element

(4 of 40)

Match the following.

List I Atomic Number(Z)	List II (Block)
A. 117	I. s
B. 87	II. d
C. 70	III. p
D. 46	IV. f

A-III, B-I, C-II, D-IV
A-III, B-I, C-IV, D-II
A-III, B-IV, C-I, D-II
A-IV, B-II, C-I, D-III

(5 of 40) The number of antibonding electrons in

N_{2}^{+}, O_{2}^{+}, O_{2}^{-}

is respectively

6, 5, 4
4, 4, 6
5, 5, 6
4, 5, 6

(6 of 40) The total number of electrons in antibonding molecular orbitals of

O_{2}

(7 of 40)

Identify the correct statements from the following

(I) According to Charles law, at constant pressure, the volume of a gas is directly proportional to its temperature
(II) The rate of diffusion of a certain mass of a gas is inversely proportional to its density, at constant pressure and temperature
(III) The kinetic energy of a gas is directly proportional to T (K) The correct answer is

I, III only
I, II, III
I, II only
II, III only

(8 of 40) At 300 K, 1 g of ideal gas (A) exerted a pressure of 2 atm in a closed container. When 2 g of another ideal (B) was introduced into this container at the same temperature, the pressure changed to 3 atm. The correct relationship between molar mass of A (

M_{A}

) and B (

M_{B}

) is

$8 M_{A} = M_{B}$
$M_{A} = 4 M_{B}$
$M_{A} = M_{B}$
$4 M_{A} = M_{B}$

(9 of 40)

Match List I with List II

List I	List II
A. Law of conservation of mass	I. Dalton
B. Law of multiple proportions	II. Joseph Proust
C. Law of definite proportions	III. A. Lavoisier
	IV. Gay Lussac

A-III, B-I, C-II
A-IV, B-II, C-III
A-III, B-II, C-I
A-IV, B-I, C-III

(10 of 40) If the standard molar enthalpies of formation of

C_{2} H_{5} OH (I) {CO}_{2} (g)

and

{CO}_{2} (g)

and

H_{2} O (I)

are -278, -394 and -286

kJ {mol}^{- 1}

respectively, the standard enthalpy of combustion of the reaction

C_{2} H_{5} OH (l) + 3 O_{2} (g) \to 2 {CO}_{2} (g) + 3 H_{2} O (l) (in kJ {mol}^{- 1})

-1646
1368
1646
-1368

EAMCET Chemistry Practice Test 003

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