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Shivam Sharma
Subject: Chemistry
, asked on 19/11/16
Number 14 plzz
Answer
1
Ritesh Ranjan Rath
Subject: Chemistry
, asked on 15/11/16
a chemecal raction to show Cl
2
O
7
is acidic oxid and Na
2
O is the basic oxide in H
2
O
Answer
1
Ritesh Ranjan Rath
Subject: Chemistry
, asked on 15/11/16
what is the oxidation state of O
2
in
Na
2
O,KO
2
,Na
2
O
2
,O
2
F
2
,OF
2
Answer
2
Ritesh Ranjan Rath
Subject: Chemistry
, asked on 15/11/16
Zn,Cad,Mg are not consider as transsition element why
Answer
1
Vaibhav Karthikeyan
Subject: Chemistry
, asked on 13/11/16
among elements b,al,c,si
1 which has highest ionization enthalpy
2 which has the most negative electron gain enthalpy
3 which has largest atomic radius
4 which has the most mettalic character
Answer
2
Subhendu Gorai
Subject: Chemistry
, asked on 13/11/16
Meaning of Electron Gain Enthalpy
Answer
1
Subhendu Gorai
Subject: Chemistry
, asked on 13/11/16
Meaning of Electron Gain Enthalpy
Answer
2
Subhendu Gorai
Subject: Chemistry
, asked on 13/11/16
Meaning of Electron Gain Enthalpy
Answer
1
Subhendu Gorai
Subject: Chemistry
, asked on 13/11/16
Meaning of (g)
Answer
1
Subhendu Gorai
Subject: Chemistry
, asked on 13/11/16
Meaning of (g)
Answer
1
Prithesh Dwivedi
Subject: Chemistry
, asked on 23/10/16
Arrange the ions: Li
2+
, He
+
and Be
3+
in the increasing order of their ionic radii.
Answer
1
Priyanka
Subject: Chemistry
, asked on 15/10/16
among the elements B,C,Al, S
Which has highest first ionisation enthalpy .
which has the most negative electron gain enthalpy .
which has largest atomic radius .
which has the most metallic character .
Answer
2
Priyanka
Subject: Chemistry
, asked on 15/10/16
arrange the following in increasing order of size
Be^2+ , Cl^- , S^2- , Na^+ , Mg^2+ , Br
Answer
1
Awantika Srivastava
Subject: Chemistry
, asked on 28/9/16
is fe2o3 is amphoteric ?
Answer
2
Sneha Naik
Subject: Chemistry
, asked on 24/9/16
what is the oxidation state of 0
2
Answer
4
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What are you looking for?
Na2O,KO2,Na2O2,O2F2,OF2
1 which has highest ionization enthalpy
2 which has the most negative electron gain enthalpy
3 which has largest atomic radius
4 which has the most mettalic character
Meaning of Electron Gain Enthalpy
Be^2+ , Cl^- , S^2- , Na^+ , Mg^2+ , Br
what is the oxidation state of 02