Physical Chemistry
What is the shape of a p orbital?
Dumbbell
What is the catalyst required in the Haber process?
Iron
What is the observation when magnesium is burnt in air?
Bright white light
What is the catalyst for hydrogenation of alkene?
Ni or Pt
What is the capital city of Australia?
Canberra
What is the bond angle around carbon in methanoic acid?
120
Why is nitrogen gas inert?
Strong triple Bond
What is the test for halides in solution?
Add silver nitrate with nitric acid.
What is the catalyst for the reaction of dehydration of alcohol?
Aluminium oxide
The baltic states
what is Estonia, Latvia, and Lithuania.
What kind of structure is a fullerene?
Molecular
What is one harmful effects of acid rain?
plants, aquatic life and limestone/marble structures
What is the observation of burning sulfur in air?
Blue flame
What does S and n represent in sn1 mechanism?
Substitution
Nucleophilic
What is the largest island in NZ?
South Island
What is the definition of standard enthalpy of formation?
Energy change when one mole of a compound is formed from its elements under standard conditions.
What is the condition (temperature and pressure) of the contact process?
What is the one product which does not contain chlorine atom when chlorine is reacted with hot alkali (70 degrees)?
water
What is the reagent required to form 2-hydroxyproanenitrile from ethanal?
Where in Canada is Mr. Green from?
what is toronto
Explain why ice has lower density than water
H-bonds cause water particles to be further away from each other.
What are the products formed in the catalytic converter when NO and CO reacts?
What are the two products formed when PCl5 is added to water?
phosphoric acid and hydrogen chloride fume
What would be the two tests carried out to distinguish between propan-1-ol, propanal and propanone?
1. 2,4 DNPH
2. Tollen's or Fehling's reagent
name the balkan states
Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Greece, Kosovo, Montenegro, North Macedonia, Romania, Serbia, and Slovenia