In the Catalase test, which of the following is the product detected?
A. Hydrogen peroxide
B. Freshly produced oxygen
C. Water and freshly produced oxygen
D. Water
Ans: B. Freshly produced oxygen
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The electronegativity of nitrogen (N) is 3.0, while the electronegativity of hydrogen (H) is 2.1. Knowing this, consider how the electrons will be shared in ammonia (NH3 ). What do you predict about the polarity of ammonia?
A. Each H atom has a partial positive charge B. The N atom has a partial positive charge C. Each H atom has a partial negative charge D. The N atom has a strong positive charge