Chemistry-
General
Easy
Question
The ratio of spectific charge of a proton and are α-particle is:
- 2:1
- 1:2
- 1:4
- 1:1
The correct answer is: 1:2
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Choose the false statement about deuterium :
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a) Na+, H3O+,NH4+
b)CO-23 ,NO3,HCO3
c)P-3 ,HCl,C2H6,PH3
d)N-3 ,O ,F
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a) Na+, H3O+,NH4+
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c)P-3 ,HCl,C2H6,PH3
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The atom A,B,C have the configuration A→[Z(90)+n(146)],B→[Z(92)+n(146)] C→[Z(90)+n(148)] so that:
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b)A and C-Isotopes
c)A and C-Isobars
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a)A and C-Isotones
b)A and C-Isotopes
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Bundle of His is a network of
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Association of m-RNA with several ribosomes is called -
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The electronic configuration of element when just above the element with atomic number 43 the same periodic group is:
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Material exchange through nucleopores is faciliate by -
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Electronic configuration has violated:
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36Kr has the electron configuration (18Ar) 4s2 3d10 4p6.The39thelectronwillgo into which one of the following sub-levels:
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The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B),(C). and (D) Select the part correctly matched with its function.
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n, l and m values of an electron in 3pyorbital are:
n, l and m values of an electron in 3pyorbital are:
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