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Chemistry · PYQ NEET UG 2016(2)
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Chemistry · PYQ NEET UG 2016(2)
Boric acid is an acid because its molecule
Read answer →Chemistry · PYQ NEET UG 2016(2)
The percentage of pyridine (\( \mathrm{C_5H_5N} \)) that forms pyridinium ion \( \mathrm{C_5H_5NH^+} \) in a \( 0.10\ \mathrm{M} \) aqueous pyridine solution is ________. (\( \mathrm{K_b} \) for \( \mathrm{C_5H_5N} = 1.7 \times 10^{-9} \))
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which one of the following nitro compounds does NOT react with nitrous acid?
Read answer →Chemistry · PYQ NEET UG 2016(2)
निम्नलिखित में से कौन सी संरचना नायलॉन-6,6 बहुलक को दर्शाती है?
Read answer →Chemistry · PYQ NEET UG 2016(2)
The compound that will react most readily with gaseous bromine has the formula ______
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which one of the following is INCORRECT for ideal solution? Which of the above statements is/are NOT correct?
Read answer →Chemistry · PYQ NEET UG 2016(2)
Jahn-Teller effect is NOT observed in high spin complexes of ______
Read answer →Chemistry · PYQ NEET UG 2016(2)
\( \text{AlF}_3 \) is soluble in \( \text{HF} \) only in the presence of \( \text{KF} \). It is due to the formation of
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which of the following fluoro compounds is most likely to behave as a Lewis base?
Read answer →Chemistry · PYQ NEET UG 2016(2)
एक दिया गया नाइट्रोजन-युक्त एरोमैटिक यौगिक A, \( \mathrm{Sn/HCl} \) के साथ और उसके पश्चात् \( \mathrm{HNO}_2 \) के साथ अभिक्रिया करके एक अस्थायी यौगिक B देता है। B, फीनॉल के साथ उपचारित करने पर, \( \mathrm{C}_{12}\mathrm{H}_{10}\mathrm{N}_2\mathrm{O} \) अणुसूत्र वाला एक सुंदर रंगीन यौगिक C बनाता है। यौगिक A की संरचना ______ है।
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which one of the following statements related to lanthanoids is INCORRECT? Which of the above statements is/are NOT correct?
Read answer →Chemistry · PYQ NEET UG 2016(2)
Hot concentrated sulphuric acid is a moderately strong oxidizing agent. Which of the following reactions does NOT show oxidizing behaviour?
Read answer →Chemistry · PYQ NEET UG 2016(2)
Suppose the elements X and Y combine to form two compounds \( \text{XY}_2 \) and \( \text{X}_3\text{Y}_2 \). When \( 0.1\text{ mole} \) of \( \text{XY}_2 \) weighs \( 10\text{ g} \) and \( 0.05\text{ mole} \) of \( \text{X}_3\text{Y}_2 \) weighs \( 9\text{ g} \), the atomic weights of X and Y are
Read answer →Chemistry · PYQ NEET UG 2016(2)
How many electrons can fit in the orbital for which \( n = 3 \) and \( l = 1 \)?
Read answer →Chemistry · PYQ NEET UG 2016(2)
अभिक्रिया में निर्मित उत्पाद 'A' की सही संरचना है _________
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which of the following can be used as the halide component for Friedel-Crafts reaction?
Read answer →Chemistry · PYQ NEET UG 2016(2)
Among the following, which one is a INCORRECT statement? Which of the above statements is/are NOT correct?
Read answer →Chemistry · PYQ NEET UG 2016(2)
दी गई अभिक्रिया में उत्पाद P है:
Read answer →Chemistry · PYQ NEET UG 2016(2)
For a sample of perfect gas when its pressure is changed isothermally from \( P_i \) to \( P_f \) the entropy change is given by
Read answer →Chemistry · PYQ NEET UG 2016(2)
The types of hybrid orbitals of nitrogen in \text{NO}_2^+, \text{NO}_3^- and \text{NH}_4^+ respectively are expected to be
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which of the following pairs of d-orbitals will have electron density along the axis?
Read answer →Chemistry · PYQ NEET UG 2016(2)
Which of the following pairs of ions is isoelectronic and isostructural?
Read answer →Chemistry · PYQ NEET UG 2016(2)
