Q.1.
Where a metal reacts directly with a non-metal, the name of the resulting chemical ends in which letters?
Q.2.
Which of the following lists gives the salts that are made from the common lab acids - sulfuric, nitric and hydrochloric?
Q.3.
What type of reaction is illustrated by the following word equation? methane + oxygen → carbon monoxide + water
Q.4.
What is the missing chemical in the word equation: sugar → carbon dioxide + _______
Q.5.
Which of the following word equations shows the thermal decomposition of limestone?
Q.6.
Which of the following is the correct word equation for the reaction between magnesium carbonate and an acid?
Q.7.
Which of the following is the correct word equation for the reaction of a metal with an acid?
Q.8.
What elements are present in the reactants in the following chemical reaction? Magnesium carbonate + hydrochloric acid → magnesium chloride, water and carbon dioxide?
Q.9.
What sort of reaction is represented by the following word equation? iron oxide + carbon monoxide → iron + carbon dioxide?
Q.10.
When a reactive metal reacts with water, it forms the metal hydroxide and hydrogen. Which of the following is the correct word equation for a Group 1 metal?