Two Greek words 'element' and 'measure' constitutes the word?
- Spectrometry
- Stoichiometry
- Elementary
- Geometry
Ludwig ideas were not accepted in his time, so he?
- Disillusioned
- Depressed
- Hanged himself
- All of the above
In Al2, Cl6, the number of electron pairs donated by each Chloride ion are?
- 1
- 2
- 3
- 4
Down the group, the hydrogen halides could be?
- More stable
- Less thermally stable
- More reactive
- Less reactive
Halogens dissolve well in?
- Pentane
- Ethane
- Cyclohexane
- Water
In the production of Phenylamine, it is separated from the reaction mixture by process of?
- Steam distillation
- Extraction
- Sublimation
- Evaporation
One of the best catalysts which increase the rate of reaction by million times is?
- Carbolic anhydrase
- Carbonic anhydrase
- Carbolic hydrase
- Carbonic hydrase
As the metallic radii increases in Group II, the density?
- Increases
- Decreases
- Remains the same
- Depends upon the elements it reacts with
One of the four elements that have the greatest metallic radii is?
- Beryllium (Be)
- Calcium (Ca)
- Strontium (Sr)
- Magnesium (Mg)
The number of word that can be formed out of the letters of the word ARGENTINA is?
- 9/2.2.2
- 9!/2!
- 9!/2!.2!.2!
- 2!
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