Consider the following1. Sodium2. Gold3. Magnesium4. Copper5. Calcium6. PlatinumWhich of the above are found in nature as Free Elements?

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Consider the following
1. Sodium
2. Gold
3. Magnesium
4. Copper
5. Calcium
6. Platinum
Which of the above are found in nature as Free Elements?

1, 2 and 6

2, 3 and 5

2, 4 and 6

1, 2, 4, 5 and 6

Explanation:

Some metals are found in Free State and some in the form of their compounds. Reactive elements like Sodium, Potassium, Magnesium and Calcium are not found in nature as free elements.

Next Question

Recently NASA’s new horizon had sent close-up images of Pluto. Consider following statements about New Horizons
1. New Horizons is an interplanetary space probe that was launched as a part of NASAs New Frontiers program
2. A space probe is a robotic spacecraft that leaves Earth orbit and explores space.
3. Space environment around Pluto and its moons has a lot of dust.
Select the correct statements

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