What is alternation of generation?Explain it with an example and a diagram


1

1461

July 17, 2019

Please explain the trends in hydration enthalpy and lattice enthalpy


1

786

July 17, 2019

If density, acceleration due to gravity g and frequency are the basic


1

1188

July 17, 2019

Coefficient of mean deviation from median formula


1

331

July 17, 2019

What do you mean by dual aspect concept?


1

5139

July 17, 2019

Two mass M and m are connected at two ends of an inextensible string


1

814

July 17, 2019

Volume at n.t.p of 0.22 g of co2 is same as :


1

1980

July 17, 2019

What is the difference between geometry and shape of a molecule?


1

332

July 17, 2019

Plz, give me the shape and hybridization and vseprt diagram of xef6


1

404

July 17, 2019

An electron in the hydrogen atom jumps from excited state n


1

578

July 17, 2019

The Wavell Plan was rejected by the Muslim League since it fell short


1

921

July 17, 2019

A sample of ammonium phosphate contains 3.18 mol of hydrogen atoms


1

445

July 17, 2019

Explanation of Least count error


1

327

July 17, 2019

Draw all the isomers of alkene with molecular formula C5H10


1

508

July 17, 2019

What is restoring force?


1

226

July 17, 2019

If there are six periods in each working days of a school, in how many ways


1

478

July 17, 2019

Derive an expression for the apparent frequency when the source of sound


1

1249

July 17, 2019

What are the important diagrams in (if any) chapters:


1

301

July 16, 2019

Find th value of x cosec(90+thetha) +x costhta cot(90+thetha)=sin (90+thetha)


1

277

July 16, 2019

How to calculate the oxidation number of Fe and S in compound FeS2?


1

1163

July 16, 2019

Please explain the stability order of carbocations


1

331

July 16, 2019

% of Se in peroxidase anhydrase enzyme is 0.5% by weight then minimum


1

255

July 16, 2019

Calculate closing stock from the following :


1

1922

July 16, 2019

14 Draw a ‘less than’ ogive and ‘more than’ ogive curves for the following


1

2241

July 16, 2019

What are the disadvantages of friction?


1

302

July 16, 2019

Compare the Stability of O2, O2(+), O2 (), O2 (2)


1

4853

July 16, 2019

What are coenocytic hyphae?


1

339

July 16, 2019

Explain the following terms: 1. Drawer 2. Drawee 3. Payee 4. Term of a bill


1

987

July 16, 2019

Prove cot(A+B)=(cotA.cotB1)/cotB+cotA


1

1022

July 16, 2019

The dissolution of Ammonium chloride in water is endothermic, but still it dissolves in water


1

1292

July 16, 2019
