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Shaneylee18
Shaneylee18
@shaneylee18
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Joined: Sep 21, 2020
Last seen: Jul 19, 2023
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Topics: 2184 / Replies: 0
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Topic
The wavelength of visible light is :
5 years ago
Forum
Structure of Atom
Replies: 0
Views: 121
Topic
Positron is : (a) electron with positive charge
5 years ago
Forum
Structure of Atom
Replies: 0
Views: 102
Topic
The total number of orbitals in a shell with principal quantum number ‘n’ is :
5 years ago
Forum
Structure of Atom
Replies: 0
Views: 109
Topic
The configuration 1s^2, 2s^22p^5, 3s^1 shows :
5 years ago
Forum
Structure of Atom
Replies: 0
Views: 154
Topic
Assertion: Equal moles of different substances contain same number of constituent particles.
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 206
Topic
Assertion: The normality of 0.3 M aqueous solution of H3PO3 is equal to 0.6 N.
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 300
Topic
Assertion: One molal aqueous solution of glucose contains 180g of glucose in 1 kg water.
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 219
Topic
Assertion: Equivalent weight of a base = Molecular weight/Acidity
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 208
Topic
Assertion: Atoms can neither be created nor destroyed.
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 197
Topic
Volume of water needed to mix with 10 mL 10N HNO3 to get 0.1 N HNO3 is :
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 508
Topic
Arrange the following in the order of increasing mass (atomic mass: O = 16, Cu = 63, N = 14)
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 305
Topic
Sulphur forms the chlorides S2Cl2 and SCl2. The equivalent mass of sulphur in SCl2 is
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 296
Topic
Which has the maximum number of molecules among the following?
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 169
Topic
Calculate the normality of 10 volume H2O2?
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 357
Topic
KMnO4 reacts with oxalic acid according to the equation:
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 251
Topic
An aqueous solution of 6.3 g of oxalic acid dihydrate is made up to 250 ml.
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 188
Topic
The vapour density of a mixture containing NO2 and N2O4 is 27.6. Mole fraction of NO2 in the mixture is
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 373
Topic
In a hydrocarbon, mass ratio of hydrogen and carbon is 1:3, the empirical formula of hydrocarbon is
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 379
Topic
For preparing 0.1 N solution of a compound from its impure sample of which the percentage purity is known
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 215
Topic
Which of the following pairs of solutions are expected to be isotonic, temperature being the same?
5 years ago
Forum
Some Basic Concepts of Chemistry
Replies: 0
Views: 150
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