Free

80.2K

Verified Solution

Link Copied!

1.An inorganic base dissociates in water into?a)one or more hydrogen ions and one or more anions b)one or morehydroxide ions and one or more reactions c)one or more hydrogenions and one or more captions d)one or more hydroxide ions and oneor moreanions                                                                                                                                2.An atom becomes a cation by? a)acceptingelectrons into its outermost electron shell b)giving up electronsfrom its outermost electron shell c)donating protons to anotheratom d)accepting proton from anotheratom                                                                                                                                                                                                                             3.An atom of oxygen has 8 protons ,8electroenes and 8neutrons.How would you expect the electrons to be arranged in thisatom? a)all electrons are located in the nucleus of theatom b)all 8 electrons are located in the outermost electron shellc)all 8 electrons are located in the electron shell nearest thenucleus d)2 electrons are in the electron shell nearest the nucleusand 6 are in the secondshell                                                                                                                                                                                             4.Which solution is acidic? a) H2O b)H2O+ NA(+)+OH(-) c) H20+H(+) +Cl (-) d)Na(+) + HCO3(-)                                                                                                                    5.which of the following is true about the products of thechemical reaction?a) in the synthesis reaction , theproducts contain the fewer atoms than the reactants b) in thesynthesis reaction , the products contain more atoms than thereactants c)in any chemical reaction the products may contain moreor fewer atoms than the rectants because the reaction is a randomevent d)the products of chemical reactions always contain the samenumber of atoms as thereactants                                                                                  6.Can you choose which thing is not like others ?a)lactose b)maltose c)sucrose d)fructose                                                                                                                             7Which of the following is not organiccompound? a)CO2 b)H2O c)CH2Od)NH3                                                                                                                                          8.Which of the following is a lipid ? a)C6H12O6b)C22H44COOH c)C2H4NH2d)CO2                                                                                                                                       9.Which of the following does not dissolve readily in awater? a)proteins b) amino Acids c) steroids d)Carbohydrates                                                                                10.Which of the following is organic asid? a)H2CO3b)NaOH c)HCLd)KCL                                                                                                                                                  11.Nitrogen is the element important to the composition of? a)carbohydrate b)proteins and nucleis acids c)fatsd)glycerol                                                                              12.Which of the following is protein ? a)sucroseb) cholesterol c)raffinosed)mannose                                                                                                                                              13.In the formation of a polymer , dehydration synthesisoccurs between ? a) the amino groups of 2 different aminoacids b)the acid groups of two different amino acids c)the aminogroup of one amino acid and the acid group of the other d)all oftheabove