Out of NH3 and N2 which will have
(a) larger value of ‘a’
(b) larger value of ‘ b’ .Explain
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Which of the following plants have you seen? Of those that you have seen, which one have flowers?
We have seen the following plants: 1. Grass, maize, wheat, chilli, tomato, tulsi, pipal, banyan, mango, jamun, guava, papaya, banana, lemon, sugarcane, potato. Plants having flowers: 2. Maize, wheat, chilli, tomato, tulsi, pipal,...
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Find all pairs of consecutive even positive integers, both of which are larger than 5 such that their sum is less than 23,
Let x be the smaller of the two consecutive even positive integers. Then, the other integer is x + 2. Since both the integers are larger than 5, x > 5 ..........................
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“The battle against French colonial education became part of the larger battle against colonialism and for independence”. Explain.
(i) Schools textbooks glorified the French and justified colonial rule. (ii) The Vietnamese were represented as primitive, backward capable of manual labour but not of intellectual reflection; they could work in...
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The product of two consecutive even numbers is 16128. Which is the larger number?
(b) Quicker Approach: The unit's digit of the number 16128 is 8, From the given answer choices, 126 × 128 = 16128 Required larger number = 128
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The heavier nuclei tend to have larger N/Z ratio because (a) a neutron is heavier than a proton
(c) a neutron does not exert electric repulsion
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Explain why cations are smaller and anions are larger in size than their parent atom.
The ionic radius of the cation is always smaller than the parent atom because the loss of one or more electrons increases the effective nuclear charge. As a result, the...
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Explain with an example that strong acids have very weak conjugate bases and a strong base have a very weak conjugate acid.
HCl + HOH --------> Cl- + H3O+ CH3COOH + HOH --------> CH3COO- + H3O+ HCl is strong acid but chloride ion is a weak base similarly CH3COOH is weak acid but CH3COO-...
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Out of N2 and NH3, which one will have greater value of ‘a’ and which one will have greater value of ‘b’?
(I) As NH3 is more easily liquefiable (due to hydrogen bonding), intermolecular forces of attraction are stronger than in N2. Hence, NH3 will have greater value for ‘a’ (II) As NH3...
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Assertion: The value of Vander Waal’s constant ‘a’ for ammonia is larger than that of nitrogen Gas.
(b) If both A & R are correct, but R is not the correct explanation of the assertion.
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Tax rates on higher income group have been increased. Which economic value it reflects? Explain.
This will reduce the inequalities of income as the difference between disposable income of higher income and lower income groups will fall. This will also provide more resources to the...
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