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Aqueous Ammonia is added to Solution Y and the resulting precipitate is found to be insoluble in excess Aqueous Ammonia . What could Solution Y possibly be?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
What would the electronic configuration of Ar3+?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
What colour would the precipitate formed be if a few drops of Aqueous Ammonia is added to solution Zinc Nitrate?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
A colourless pungent gas evolved upon warming after aqueous Sodium Hydroxide was added to a solution of aqueous Ammonium Sulfate. What is the gas that evolved?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
Uranium exists commonly as Uranium-235 and Uranium-238. These are called isotopes. What would clearly define an isotope?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
Which of the following would give a half-filled set of p-orbital if an electron is removed?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
A few drops of aqueous Sodium Hydroxide is added to a testtube of Iron(II) Nitrate solution and was left standing at the table for a few minutes. What is the precipitate's colour?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
Francium reacts vigorously with water to produce a strong alkaline solution. What would the formula of francium hydroxide most probably be?
[Ne] 3s2 3p3
Ammonia
An isotope has the same number of proton and electrons but different number of neutrons.
Red-Brown
FrOH
S
Lead(II) Sulfate and Aluminium Nitrate
White precipitate formed.
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