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The order of matrix $\left[ \begin{matrix} 2 & 1 \\ \end{matrix} \right]$ is
Mathematics
Matrices and Determinants
Land features of Pakistan
Land and Environment
Pakistan Studies
Which of the following is the reason that iron is the most abundant element?
NET
NUST Entry Test
Chemistry
Transition Elements
Which element does not show magnetic properties?
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NUST Entry Test
Chemistry
Transition Elements
Which metal is not attracted by magnet?
NET
NUST Entry Test
Chemistry
Transition Elements
Number of unpaired electrons in ferrous ion is
NET
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Chemistry
Transition Elements
What is not true about transition metals?
NET
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Chemistry
Transition Elements
Acidified $\rm{K_{2}Cr_{2}O_{7}}$ is also called
NET
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Chemistry
Transition Elements
What is not true about $\rm{K_{2}Cr_{2}O_{7}}$?
NET
NUST Entry Test
Chemistry
Transition Elements
Which element of group V-B does not have an unpaired valence electrons in d-sub shell?
NET
NUST Entry Test
Chemistry
Transition Elements
Which of the following does not have an incomplete d-orbital?
NET
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Chemistry
Transition Elements
Which of the following has the lowest boiling point?
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Chemistry
Transition Elements
Transition elements are colored in which type of compounds?
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Chemistry
Transition Elements
d-d transitions in transition metals gives?
NET
NUST Entry Test
Chemistry
Transition Elements
Transition elements are colored because of
NET
NUST Entry Test
Chemistry
Transition Elements
Heat of vaporization of water is _______ kcal/kg
NET
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Chemistry
Thermochemistry
Which of the following has greater specific heat?
NET
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Chemistry
Thermochemistry
If a system absorbs heat, the surrounding temperature
NET
NUST Entry Test
Chemistry
Thermochemistry
Which of following is NOT a state variable of thermodynamics?
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Chemistry
Thermochemistry
Lattice energy of an ionic compound can be calculated by:
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Chemistry
Thermochemistry
The lattice energy of:
NET
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Chemistry
Thermochemistry
Hess's law of constant heat summation includes:
NET
NUST Entry Test
Chemistry
Thermochemistry
Which of the following enthalpies is always an exothermic process:
NET
NUST Entry Test
Chemistry
Thermochemistry
Heat of vapourization will be least when:
NET
NUST Entry Test
Chemistry
Thermochemistry
Heat of neutralization of a strong acid with strong base is:
NET
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Chemistry
Thermochemistry
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