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

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

Question # 2

Which is aqua regia?

Question # 3

Which has sweetish taste?

Question # 4

Colour of PCl5is:

Question # 5

Which is nitrous acid?

Question # 6

Aqua Regia has ratio of conc. HCl and HNO3

Question # 7

Nitrogen is present in atmosphere

Question # 8

Formation of NO from N2 and O2 requires temp

Question # 9

Which has garlic like odour?

Question # 10

Which is an inert gas?

Question # 11

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

Question # 12

Colour of N2O4 is

Question # 13

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

Question # 14

Which property is not present in non-metals:

Question # 15

Allotropic forms of oxygen Te, Se are

Question # 16

Which is laughing gas?

Question # 17

NO2 forms acidic solution

Question # 18

Which gas is heavier than air?

Question # 19

Which element belongs to group V-A?

Question # 20

All elements of group VI-A non-metal except

Question # 21

Which can be prepared from HNO3?

Question # 22

Which are metalloid?

Question # 23

Specific gravity of HNO3 is

Question # 24

Reaction of HNO, with very dilute Zinc and at low temperature gives

Question # 25

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

Question # 26

Ring testis given by ions.

Question # 27

Laughing gas is chemically

Question # 28

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

Question # 29

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

Question # 30

The most stable phosphorus allotrope is

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 Reaction of HNO, with very dilute Zinc and at low temperature gives
A. H2
B. NO
C. NO2
D. NH4
2 The most stable phosphorus allotrope is
A. White
B. Red
C. Black
D. All
3 Colour of PCl5is:
A. Red
B. Yellowish White
C. Grey
D. Colourless
4 Allotropic forms of sulpher are
A. Two
B. Three
C. Four
D. Five
5 Allotropic forms of phosphorus are
A. three
B. four
C. five
D. six
6 The brown gas formed when metal reduces HNO3is
A. N2O5
B. N2O3
C. NO2
D. NO
7 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.
8 Which gas is heavier than air?
A. CO2
B. NH3
C. Cl2
D. CO2
9 Tungsten and Uranium are turned to an reaction with HNO3:
A. Oxides
B. chlorides
C. Nitrides
D. Nitrates
10 Which has garlic like odour?
A. N2O
B. NO
C. NO2
D. NH4

Test Questions