ECAT Pre Engineering Chemistry Chapter 15 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

Try The MCQ's Test For ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements

00:00
Question # 1

Which element belongs to group V-A?

Question # 2

The most stable phosphorus allotrope is

Question # 3

Oxidation of NO in air produces

Question # 4

Aqua Regia has ration of conc. HCl and HNO3.

Question # 5

Which is the most reactive?

Question # 6

NO2 forms acidic solution

Question # 7

Which is nitrous acid?

Question # 8

Structure of P4 is

Question # 9

Among group V-A elements, the most electronegative element is

Question # 10

Nitrogen is present in atmosphere by weight:

Question # 11

Posphorus belongs to a group

Question # 12

Out of all the elements of group V1-A the highest melting and boiling points is shown by the element

Question # 13

Which property is not present in non-methals

Question # 14

Allotropic forms of phosphorus are

Question # 15

SO2is not absorbed in water directly to or H2SO4because:

Question # 16

Ring testis given by ions.

Question # 17

Which gas is heavier than air?

Question # 18

Colour of PCl5is:

Question # 19

Formation of NO from N2 and O2 requires temp

Question # 20

Specific gravity of HNO3 is

Question # 21

Bone ash contains calcium phosphate

Question # 22

Which can be prepared from HNO3?

Question # 23

Nitrogen is present in atmosphere

Question # 24

All elements of group VI-A non-metal except

Question # 25

Out of all the elements of group V-A, the highest ionization energy is possessed by

Question # 26

Which is laughing gas?

Question # 27

Laughing gas is chemically

Question # 28

Which catalyst is used in contact process?

Question # 29

Calcium carbonates contains oxygen in it:

Question # 30

Which element of group IV-A does not use d — orbital?

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 15 Group IV-A and VI-A Elements MCQ`s Test

  • T
    Tasawar Hussain 24 - Feb - 2024 01 Min 57 Sec 120/120
  • T
    TETO Teto 13 - Mar - 2023 00 Min 29 Sec 115/120
  • N
    Nasreen Sardar 10 - Jun - 2023 02 Min 12 Sec 110/120
  • Z
    Zulnurain zulfiqar 16 - Feb - 2023 03 Min 42 Sec 105/120
  • A
    Ayesha Ch 11 - Mar - 2024 03 Min 49 Sec 105/120
  • O
    Omer Farooq 11 - Mar - 2023 06 Min 59 Sec 105/120
  • A
    Arian Ahmed 08 - Mar - 2024 00 Min 06 Sec 100/120
  • K
    Khudeeja Iftikhar 12 - Mar - 2024 02 Min 27 Sec 100/120
  • M
    minha rasheed 20 - Feb - 2023 02 Min 59 Sec 100/120
  • D
    Daim Ali 05 - Dec - 2023 03 Min 14 Sec 95/120
  • K
    Khan Abdullah Asghar Mahmood 28 - Feb - 2024 02 Min 59 Sec 90/120
  • M
    mohammad ashraf 24 - Feb - 2024 12 Min 11 Sec 90/120
  • S
    Shanzay 10 - Mar - 2023 03 Min 24 Sec 85/120
  • A
    Abdul Hannan 17 - Nov - 2023 03 Min 21 Sec 80/120
  • N
    Nayab Shahzad 02 - Mar - 2024 16 Min 27 Sec 80/120

ECAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 All elements of group VI-A non-metal except
A. Te
B. S
C. Se
D. Po
2 Nitrogen is present in atmosphere
A. 21%
B. 36%
C. 89%
D. 78%
3 Which are metalloid?
A. Nitrogen and phosphorous
B. Arsenic and phosphorous antimony
C. Phosphorous and arsenic
D. Antimony and bismuth
4 Out of all the elements of group V-A, the highest ionization energy is possessed by
A. N
B. P
C. Sb
D. Bi
5 Which has sweetish taste?
A. N2O
B. NH3
C. Cl2
D. CO2
6 Tungsten and uranium are turned to an reaction with HNO3
A. Oxides
B. Chlorides
C. Nitrides
D. Nitrates
7 Formation of NO from N2 and O2 requires temp
A. 300C
B. 3000C
C. 30000C
D. 300000C
8 Which can be prepared from HNO3?
A. T.N.T
B. Fertilizers
C. Picric acid
D. All of these
9 The most stable phosphorus allotrope is
A. White
B. Red
C. Black
D. All
10 SO3 is not absorbed in water directly to or H2SO4 because
A. the reaction does not go to completion.
B. the reaction is quite slow.
C. the reaction is exothermic.
D. SO3 is insoluble in water.

Test Questions