GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25829
Argentite is a mineral of
1 Copper
2 Silver
3 Platinum
4 Gold
Explanation:
(b)Argentite or silver glance\((A{g_2}S)\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25830
Which one of the following is an ore of silver
1 Argentite
2 Stibnite
3 Haematite
4 Bauxite
Explanation:
Argentite is ore with formula \(Ag _2 S\) Stibnite is ore with formula \(Sb _2 S _3\) Haemetite is ore with formula \(Fe _2 O _3\) Bauxite is ore with formula \(Al _2 O _3 \cdot 2 H _2 O\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25831
Calamine is
1 \(ZnS{O_4}\)
2 \(ZnO\)
3 \(Zn{(N{O_3})_2}\)
4 \(ZnC{O_3}\)
Explanation:
It’s obvious.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25832
Important ore of zinc is
1 Calamine
2 Cryolite
3 Gibsite
4 Malachite
Explanation:
Calamine is \(ZnCO _3\), Cryolite is \(Na _3 AlF _6\), Gibbsite is \(Al ( OH )_3\) and Malachite is \(CuCO _3 \cdot Cu ( OH )_2\) Out of the above ores, Calamine is the only ore of Zinc.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25833
Which of the following statement is incorrect
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25829
Argentite is a mineral of
1 Copper
2 Silver
3 Platinum
4 Gold
Explanation:
(b)Argentite or silver glance\((A{g_2}S)\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25830
Which one of the following is an ore of silver
1 Argentite
2 Stibnite
3 Haematite
4 Bauxite
Explanation:
Argentite is ore with formula \(Ag _2 S\) Stibnite is ore with formula \(Sb _2 S _3\) Haemetite is ore with formula \(Fe _2 O _3\) Bauxite is ore with formula \(Al _2 O _3 \cdot 2 H _2 O\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25831
Calamine is
1 \(ZnS{O_4}\)
2 \(ZnO\)
3 \(Zn{(N{O_3})_2}\)
4 \(ZnC{O_3}\)
Explanation:
It’s obvious.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25832
Important ore of zinc is
1 Calamine
2 Cryolite
3 Gibsite
4 Malachite
Explanation:
Calamine is \(ZnCO _3\), Cryolite is \(Na _3 AlF _6\), Gibbsite is \(Al ( OH )_3\) and Malachite is \(CuCO _3 \cdot Cu ( OH )_2\) Out of the above ores, Calamine is the only ore of Zinc.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25833
Which of the following statement is incorrect
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25829
Argentite is a mineral of
1 Copper
2 Silver
3 Platinum
4 Gold
Explanation:
(b)Argentite or silver glance\((A{g_2}S)\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25830
Which one of the following is an ore of silver
1 Argentite
2 Stibnite
3 Haematite
4 Bauxite
Explanation:
Argentite is ore with formula \(Ag _2 S\) Stibnite is ore with formula \(Sb _2 S _3\) Haemetite is ore with formula \(Fe _2 O _3\) Bauxite is ore with formula \(Al _2 O _3 \cdot 2 H _2 O\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25831
Calamine is
1 \(ZnS{O_4}\)
2 \(ZnO\)
3 \(Zn{(N{O_3})_2}\)
4 \(ZnC{O_3}\)
Explanation:
It’s obvious.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25832
Important ore of zinc is
1 Calamine
2 Cryolite
3 Gibsite
4 Malachite
Explanation:
Calamine is \(ZnCO _3\), Cryolite is \(Na _3 AlF _6\), Gibbsite is \(Al ( OH )_3\) and Malachite is \(CuCO _3 \cdot Cu ( OH )_2\) Out of the above ores, Calamine is the only ore of Zinc.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25833
Which of the following statement is incorrect
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25829
Argentite is a mineral of
1 Copper
2 Silver
3 Platinum
4 Gold
Explanation:
(b)Argentite or silver glance\((A{g_2}S)\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25830
Which one of the following is an ore of silver
1 Argentite
2 Stibnite
3 Haematite
4 Bauxite
Explanation:
Argentite is ore with formula \(Ag _2 S\) Stibnite is ore with formula \(Sb _2 S _3\) Haemetite is ore with formula \(Fe _2 O _3\) Bauxite is ore with formula \(Al _2 O _3 \cdot 2 H _2 O\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25831
Calamine is
1 \(ZnS{O_4}\)
2 \(ZnO\)
3 \(Zn{(N{O_3})_2}\)
4 \(ZnC{O_3}\)
Explanation:
It’s obvious.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25832
Important ore of zinc is
1 Calamine
2 Cryolite
3 Gibsite
4 Malachite
Explanation:
Calamine is \(ZnCO _3\), Cryolite is \(Na _3 AlF _6\), Gibbsite is \(Al ( OH )_3\) and Malachite is \(CuCO _3 \cdot Cu ( OH )_2\) Out of the above ores, Calamine is the only ore of Zinc.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25833
Which of the following statement is incorrect
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25829
Argentite is a mineral of
1 Copper
2 Silver
3 Platinum
4 Gold
Explanation:
(b)Argentite or silver glance\((A{g_2}S)\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25830
Which one of the following is an ore of silver
1 Argentite
2 Stibnite
3 Haematite
4 Bauxite
Explanation:
Argentite is ore with formula \(Ag _2 S\) Stibnite is ore with formula \(Sb _2 S _3\) Haemetite is ore with formula \(Fe _2 O _3\) Bauxite is ore with formula \(Al _2 O _3 \cdot 2 H _2 O\)
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25831
Calamine is
1 \(ZnS{O_4}\)
2 \(ZnO\)
3 \(Zn{(N{O_3})_2}\)
4 \(ZnC{O_3}\)
Explanation:
It’s obvious.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25832
Important ore of zinc is
1 Calamine
2 Cryolite
3 Gibsite
4 Malachite
Explanation:
Calamine is \(ZnCO _3\), Cryolite is \(Na _3 AlF _6\), Gibbsite is \(Al ( OH )_3\) and Malachite is \(CuCO _3 \cdot Cu ( OH )_2\) Out of the above ores, Calamine is the only ore of Zinc.
GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS
25833
Which of the following statement is incorrect
