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Shilpi98
@shilpi98
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Joined: Dec 29, 2021
Last seen: Mar 10, 2022
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Topics: 2165 / Replies: 0
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Topic
Name the processes from which chlorine is obtained as a by-product. What will happen if an aqueous solution of NaCl is subjected to electrolysis?
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 73
Topic
The choice of a reducing agent in a particular case depends on thermodynamic factor. How far do you agree with this statement? Support your opinion with two examples.
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 134
Topic
Out of C and CO, which is a better reducing agent for ZnO?
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 150
Topic
The value of ΔfG⊖ for formation of Cr2O3 is -540 kJmol^-1 and that of Al2O3 is - 827 kJmol^-1. Is the reduction of Cr2O3 possible with Al?
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 98
Topic
Why is zinc not extracted from zinc oxide through reduction using CO?
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 98
Topic
How is leaching carried out in case of low grade copper ores?
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 72
Topic
State the role of silica in the metallurgy of copper.
4 years ago
Forum
Isolation of Elements
Replies: 0
Views: 82
Topic
Reagent A may be:
4 years ago
Forum
Hydrocarbons
Replies: 0
Views: 81
Topic
Which one of the following compounds gives acetone (CH3)2C = O as one of the products of its ozonolysis?
4 years ago
Forum
Hydrocarbons
Replies: 0
Views: 78
Topic
Statement I: If three forces vector F1, F2 and F3 are represented by three sides of a triangle and
4 years ago
Forum
Physics
Replies: 0
Views: 118
Topic
A bob of mass 'm' suspended by a thread of length l undergoes simple harmonic oscillations with time period T.
4 years ago
Forum
Physics
Replies: 0
Views: 177
Topic
Consider two separate ideal gases of electrons and protons having same number of particles.
4 years ago
Forum
Physics
Replies: 0
Views: 185
Topic
If VA and VB are the input voltages (either 5V or V0) and Vo is the output voltage then the two gates represented in the following circuit (A) and (B) are
4 years ago
Forum
Physics
Replies: 0
Views: 145
Topic
If velocity [V], time [T] and force [F] are chosen as the base quantities, the dimensions of the mass will be:
4 years ago
Forum
Physics
Replies: 0
Views: 115
Topic
Assertion (A): K^+ ion accumulation found in Nitella depends on its respiratory activity.
4 years ago
Forum
Biology
Replies: 0
Views: 86
Topic
Pumps in active transport are A. Lipids that bind molecules to pass them through the membrane. B. Transport molecules uphill.
4 years ago
Forum
Biology
Replies: 0
Views: 91
Topic
When a plant is girdled (ringed) (a) the root and shoot die at the same time (b) the shoot dies first
4 years ago
Forum
Biology
Replies: 0
Views: 90
Topic
Diffusion rate is affected by (a) temperature (b) membrane permeability
4 years ago
Forum
Biology
Replies: 0
Views: 122
Topic
Cohesion theory of water movement in plants was put forth by
4 years ago
Forum
Biology
Replies: 0
Views: 95
Topic
Wilting of a plant results from excessive (a) respiration (b) photosynthesis (c) absorption (d) transpiration
4 years ago
Forum
Biology
Replies: 0
Views: 82
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