Test 2 Protected View Saved t this PC 1) Which of the folowing is the coect skel

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Test 2 Protected View Saved t this PC 1) Which of the folowing is the coect skeloton equation for the reaction that takes place when solid phosphorus combines with oxygen gas to form dphosphorus penloxidea E) P2ls) Os (g)P:Os () 2) In every balanced chenical equation, each side of the equation has the same number of A) atoms B) moleculesC) moles D) coefficionts E)subscripts 3) Iif you rewnite the following word equation as a balanced chemical equation, what will the coefficient and symbol for iodino be? A) 2 4) When potassium hydroxide and barium choride react, potassium chloride and barium bromine potassium iodide+potassium bromide iodine B) I C) 21 D) E) 7 hydrcode are formed. The belanced oquation for this reaction is 5) What are the missing coefficients for the skeleton equation below? A) 1,323 B) 2,12,46 C) 46.23 D) 1,6.23 E) 23,1, 6) The reaction, 2Fe 3Clz 2FeClb, is an example of which type of reaction? 6 8

Explanation / Answer

1.

(C)

P (s) + O2 ( g) --------> P2O5 (g)

2.

(a) Atoms

3.

Br2+ 2 KI --------> 2 KBr + I2

(D) I2

4.

2 KOH + BaCl2 -----------> Ba(OH)2 + 2 KCl

(C)

5.

Al2(SO4)3 + 6 KOH ------------> 2 Al(OH)3 + 3 K2SO4

(D)

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