JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
- Find the number of paramagnetic species: KO2, Na2O, NO, NO2, N2O3, Cl2...
Text Solution
|
- 10 mL of Fe^(2+) ion react completely with 20 mL of 0.02 molar acidifi...
Text Solution
|
Text Solution
|
- Which is not the way to purify metal . Distillation, Liquification, El...
Text Solution
|
- In D-glucose find the molality of Glucose if percentage of carbon is 1...
Text Solution
|
- Elevation in boiling point of non volatile solute A and B are same. Ma...
Text Solution
|
- The name of Oxyacid of Phosphorus having maximum number of Oxygen ?
Text Solution
|
- Oxidation number change in Carbon, when oxalic acid is reacts with aci...
Text Solution
|
- Select the species which has S-O-S bond
Text Solution
|
- Statement -1 : H2O has more density at 298K than D2O Statement -2 : H...
Text Solution
|
- Total number of Mn=O bonds in Mn2O7 ?
Text Solution
|
- Assertion: The energy of electron in 2s orbital of He^(+) is more than...
Text Solution
|
- The number of basic oxides among the following is : NO2, N2O, NO, Li2O...
Text Solution
|
- Oxidation number of Tl in TlI3 ?
Text Solution
|
- Find the solubility product of CaF2 , if solubility of CaF2 is 2.34 g/...
Text Solution
|
- 10 mL of Fe^(2+) ion react completely with 20 mL of 0.02 molar acidifi...
Text Solution
|
- A radioactive substance takes 30 years to be reduced to 1/(16)th of it...
Text Solution
|
- Assertion : Boron is unable to form BF6^(3-). Reason : Boron is very...
Text Solution
|
- Which of the following species is formed when KMnO4 reacts with S2O3^(...
Text Solution
|
- 100 ml of 0.1M H2SO4 is reacted with 50 ml of 0.1M of NaOH, What is th...
Text Solution
|