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Mrigank Singh

May 25, 2015



Babu Mandein

Nov 30, 2014

#### How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?



Electronegativity:
The tendency of an atom to attract the shared pair of electrons towards itself is known as electronegativity.

Electr...

Anubhav Singh

Jun 29, 2014



San

Jun 16, 2014

#### Why Salt - bridge is not required in a lead storage cell?



Salt - bridge is not required in a lead storage cell  because sulfuric acid serves as the electrolyte in both the oxidation and reduction half cells

Feb 3, 2014



San

Apr 23, 2014



Sujamma

Mar 19, 2018

San

Jun 16, 2014

#### How anti rust solutions useful to protect Iron from rusting?



now a days volatile corrosion inhibitor (vci) is best anti rust solutions and anti corrosion solution used in iron industry, it prevent iron fro...

Anubhav Singh

Jun 29, 2014

#### IF 9 g of H2O is electrolysed completely with 50% current efficiency :1) 1F of electricity will be needed2) 3 F of electricity will be needed3) 5.6 l of O2 will be formed at STP4) 11.2l of O2 will be formed at STPPLEASE EXPLAIN THE ANSWER STEP BY STEP?????



Ans;
Number of moles of water in the given weight (n) = given weight/molecular weight
= 9/18
= 0.5
Balanced Equation for the electrolysis of water
2H2O ...

Misha Jain

Jul 30, 2014

#### Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.



Misha please post the complete question with proper data

Mrigank Singh

May 25, 2015



Babu Mandein

Nov 30, 2014

#### How electronegativity varies down the group and across a period. which is more electronegative : -35 or - 75 ?



Electronegativity:
The tendency of an atom to attract the shared pair of electrons towards itself is known as electronegativity.

Electr...

Anubhav Singh

Jun 29, 2014



San

Jun 16, 2014

#### Why Salt - bridge is not required in a lead storage cell?



Salt - bridge is not required in a lead storage cell  because sulfuric acid serves as the electrolyte in both the oxidation and reduction half cells

Feb 3, 2014



San

Apr 23, 2014



Sujamma

Mar 19, 2018

San

Jun 16, 2014

#### How anti rust solutions useful to protect Iron from rusting?



now a days volatile corrosion inhibitor (vci) is best anti rust solutions and anti corrosion solution used in iron industry, it prevent iron fro...

Anubhav Singh

Jun 29, 2014

#### IF 9 g of H2O is electrolysed completely with 50% current efficiency :1) 1F of electricity will be needed2) 3 F of electricity will be needed3) 5.6 l of O2 will be formed at STP4) 11.2l of O2 will be formed at STPPLEASE EXPLAIN THE ANSWER STEP BY STEP?????



Ans;
Number of moles of water in the given weight (n) = given weight/molecular weight
= 9/18
= 0.5
Balanced Equation for the electrolysis of water
2H2O ...

Misha Jain

Jul 30, 2014

#### Molar conductivity of a weak acid HA at infinite dilution is 345.8 S cm2/mol. Calculate molar conductivity of 0.05 M HA solution. Given that a = 5.8 Ã 10-6.



Misha please post the complete question with proper data

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