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Q) Find the no. of three elements sets of positive integers ( a,b,c ) such that a*b*c = 2310. Q) Find the no. of integers between 1 and 10000 with at least one 8 and at least one 9 as digits. ...
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Q) A student attends an exam carrying four sets of question papers , each set carrying m questions with equal marks alloted. To qualify the exam, he needs to get 2m questions correct. In how many ways can he qualify the exam ...
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Q1 *Image* Q2 *Image* Q3 any concept for this question ???????????or simply memory stuff ?? *Image* ...
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which is most acidic H ?? *Image* ...
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which is most acidic H ?? *Image* ...
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which is most acidic H ?? *Image* ...
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Q1. The weakest base among the following is: (a) amines (b) Amides (c) Ketones (d) Nitriles more will be added after this question gets answerd ...
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Q1. The weakest base among the following is: (a) amines (b) Amides (c) Ketones (d) Nitriles more will be added after this question gets answerd ...
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which is most acidic H ?? *Image* ...
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BT says a) wheras arihant says b) *Image* ...
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BT says a) wheras arihant says b) *Image* ...
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Q1. When we take high concentration of strong base in a non-ionising solvent, bimolecular mechanism are favoured and predominant mechanism is (a) SN2 (b) E2 (c) AN1Ar (d) E1CB Q2. In the reaction 2-Bromopropane ------> (Na ...
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1) Which of the following will dissolve in a mixture of NaOH And H2O2 ? a) Ferric Hydroxide b) Chromic Hydroxide c) Aluminium Hydroxide d) Zinc Hydroxide 2) Select the wrong statements - a) Boron atom in the icosahedron has 5 ...
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which of following os not ah example of pseudo unimoleculer reactions a)ch3cooc2h5+h2o gives (in presence of h+) ch3cooh+c2h5oh b)same reaction in presence of oh- c)c12h22011+h2o giving c6h12o6 in presence of h+ d)ch3cocl+h2o ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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Zinc copper couple cna be used as a reducing agent is obtained by a)mixing zinc dust with copper gauze b)zinc coated with copper c)copper coated with zinc d)zinc and copper wires welded together Plz tell me the concept behind ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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Hydrolysis of 1 mole of peroxodisulfuric acid gives ?? ans given is **2 moles of peroxomonosulfuric acid** but shouldnt it be 2 moles sulfuric acid ???? ...
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Hydrolysis of 1 mole of peroxodisulfuric acid gives ?? ans given is **2 moles of peroxomonosulfuric acid** but shouldnt it be 2 moles sulfuric acid ???? ...
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WHich of these doesnt dissolve in hot dil HNO3 a)HgS b)PbS c)CuS d)CdS ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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HELLO ALL. ANYONE PREPARING FOR IIT-JEE WOULD SURELY GET HIS TOPICS DONE, BUT DURING THEIR PREPARATION, MORE THAN MANY,NEGLECT A SUBJECT CALLED INORGANIC CHEMISTRY. THIS ALSO CREATES A DIFFERENCE IN RANKS.TO,AVOID THAT FOR TI ...
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Which of the following statements about an sp hybridized carbon is FALSE a) It is divalent b) It forms bonds that are linear c) It has two p orbitals d) It always forms triple bonds to carbon Correct Answer: (d) Plz give the ...
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