A. Na+
B. Ca²+
C. Fe³+
D. Fe²+
Correct Answer:
Option B – Ca²+
A compound gives an orange-red colour to non-luminous flame. This compound is likely to contain?
![Analysis of a hydrocarbon shows that it contains 0.93g of Carbon per gram of the compound. The mole ratio of carbon to hydrogen in the compound is [H = 1.0, C=12.0]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "Analysis of a hydrocarbon shows that it contains 0.93g of Carbon per gram of the compound. The mole ratio of carbon to hydrogen in the compound is [H = 1.0, C=12.0]")
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