NTSE SAT Chemistry Papers 01

NTSE SAT Chemistry Papers 01

This is NTSE SAT Chemistry Papers 01 .. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following is Aromatic Hydrocarbon?
  • A
    \({C_5}{H_{12}}\)
  • B
    \({C_2}{H_2}\)
  • C
    \({C_6}{H_6}\)
    Correct
  • D
    \({C_3}{H_8}\)
2
In the Periodic Table, the Ionisation potential in a group
  • A
    decreases
    Correct
  • B
    does not change
  • C
    increases
  • D
    Cannot be predicted
3
The electronic configuration of Potassium is
  • A
    \(1{s^2}2{s^2}2{p^6}3{s^2}3{p^3}4{s^1}\)
    Correct
  • B
    \(1{s^2}2{s^2}2{p^6}3{s^2}3{p^3}4{s^2}3{d^2}\)
  • C
    \(1{s^2}2{s^2}2{p^6}3{s^2}3{p^5}4{s^2}\)
  • D
    \(1{s^2}2{s^2}2{p^6}3{s^2}3{p^6}3{d^1}\)
4
Most Electronegative element is
  • A
    Cs
  • B
    He
  • C
    F
    Correct
  • D
    I
5
The amount of NaOH in 750 ml of 0.2 M solution (Molecular weight = 40) is
  • A
    4 gm
  • B
    8 gm
  • C
    2gm
  • D
    6 gm
    Correct
6
Structure of Paracetamol is
  • A
    Option A
  • B
    Option B
  • C
    Option C
  • D
    Option D
    Correct
7
Molecule with double bond
  • A
    \({O_2}\)
    Correct
  • B
    \(C{l_2}\)
  • C
    \({F_2}\)
  • D
    \({H_2}\)
8
Shaving soap contains excess of .... to slow lather drying
  • A
    builders
  • B
    Stearic acid
    Correct
  • C
    perfume
  • D
    Glycerol
9
Acidity in the Sugarcane juice is removed by adding:
  • A
    \({H_2}O\)
  • B
    \(Ca{\left( {OH} \right)_2}\)
    Correct
  • C
    \(S{O_2}\)
  • D
    \(C{O_2}\)
10
The chemical formula of Dolomite is
  • A
    \(CaC{O_3},MgC{O_3}\)
    Correct
  • B
    \(MgC{l_2}.KCl.6{H_2}O\)
  • C
    \(MgS{O_4}.7{H_2}O\)
  • D
    \(B{e_3}A{l_2}{\left( {Si{O_3}} \right)_6}\)
11
If the pH of, a solution is 8, .its \(\left[ {{H^ + }} \right]\) is ...
  • A
    \(\log {10^{ - 8}}\)
  • B
    \({10^{ - 8}}\)
    Correct
  • C
    8
  • D
    \({10^8}\)
12
Structure of nuclei of three atoms X, Y and Z are as follows:
  • A
    Y has 92 protons and 146 Neutrons
  • B
    None of these
  • C
    X has 90 protons and 146 Neutrons
    Correct
  • D
    Z has 90 protons and 148 Neutrons
13
Electron was discovered by
  • A
    Rutherford
  • B
    Thomson
    Correct
  • C
    Chadwick
  • D
    Neil
14
An acid, obtained by destructive distillation of wood, which in turn gives acetic acid is
  • A
    Chloro acetic acid
  • B
    Citric acid
  • C
    Oxalic acid
  • D
    Pyroligneous acid
    Correct
15
The reagent obtained by dissolving Copper sulphate in aqueous solution of Citric acid and Sodium carbonate is
  • A
    Bayer
  • B
    Benedict reagent
    Correct
  • C
    Fehling reagent
  • D
    Tollen