More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Chemistry 10th Class English Medium Unit 10 Online Test MCQs With Answers
Question # 1
Lewis acid-base concept have the following characteristics except:
Choose an answer
formation of an adduct
Formation of a co-ordinate covalent bound
Donation and acceptance of an electron pair
Donation and acceptance of a proton
Previous
Skip
Next
Question # 2
Formula of Potassium ferrocyanide.
Choose an answer
K
4
[Fe(CN)
6
]
-4
K
3
[Fe(CN)
4
]
-3
K
2
[Fe(CN)
6
]
-4
K
4
[Fe(CN)
5
]
-4
Previous
Skip
Next
Question # 3
Which of following is not amphoteric?
Choose an answer
H
2
O
NH
3
HCO
3
SO
4
Previous
Skip
Next
Question # 4
What is pOH of 0.01 M solution of KOH?
Choose an answer
3
11
2
4
Previous
Skip
Next
Question # 5
Acid occurring in sour milk
Choose an answer
Citric acid
Lactic acid
Bytyric acid
Malic acid
Previous
Skip
Next
Question # 6
According to Lewis concept a base is a substance which can donate.
Choose an answer
Proton
Electron pair
Neutron
Electron
Previous
Skip
Next
Question # 7
Formic acid is present in
Choose an answer
String of bees
Sour milk
Apple
Fats
Previous
Skip
Next
Question # 8
Binary compounds of oxygen such as CO2 and SO2 were names as acids by;
Choose an answer
Jabir Bin Hayan
Lavoisier
Al- Jahiz
Sir Humphrey Davy
Previous
Skip
Next
Question # 9
What is the POH of a 0.02 M Ca(OH)
2
?
Choose an answer
1.698
1.397
12.31
12.61
Previous
Skip
Next
Question # 10
When Bronsted and Lowry put forward acid base concept?
Choose an answer
1913
1923
1933
1943
Previous
Skip
Next
Back