What group in the periodic table contains only metals

Magnesium reacts with hydrochloric acid, hcl, to produce hydrogen gas (hint: a diatomic molecule) and magnesium chloride. write a balanced equation for this reaction.

What do you mean by chemical reaction?

The double arros in the balanced equation given indicate that the reaction of a weak acid with water is

Which of the following is NOT an example of how watersheds can change over time? A. Rivers change course. B. River channels become deeper. C. Flooding deposits sand and mud around a river. D. Flooding occurs when too much rain falls upstream.

A compound is 86% carbon and 14% hydrogen by mass. What is the empirical formula for this compound?

What type of reaction occurs when two hydrogen atoms collide at high speed combining together into a helium atom: alpha decay, beta decay, fission, or fusion?

Why don't noble gases normally form chemical bonds?

Using the equation MgCl2 - > Mg + Cl2, if 5.00 grams of MgCl2 is given, how many grams of Mg is produced?

Increasing the concentration of a reactant speeds up a reaction. True False

When this element was discovered, it exhibited luster and malleability, and it reacted very vigorously with water. This element is never found as a free element in nature and always exists in a compound.