41. If substance X reacts with water according 46. The formula for hydrogen chlo

Question

41. If substance X reacts with water according 46. The formula for hydrogen chlorate is to the equation shown, what is the formula of X7 HC103, and the formula for gold chloride is Auc13. What is the formula for gold H20 022 H chlorate? () Auc193 (2) Au(C103)3 (4) Augc10 (3) 02F (3) AuHC103 (2) HOF 2 4) OF 47. The chemical name for C2HgOH 1s 42. The fornula for sulfuric acid is (1) ethyl alcohol. (2) methy1 alcohol. (3) acetic acid. (4) dicarbon pentahydrogen hydroxide. (1) H25 (3)H250 (3) H2504 (2) H2503 43.-The hemi catname-forH202TS 48. The correct name for the compound Cac12 is (1) hydrogen peroxide. (2) hydrogen dioxide. (3) hydric oxide. (4) heavy water. (1) calctum chlorine(11). (2) dichlorocalcfum. (3) calcium chloride (4). calcium(1) dichloride. 44. What is the formula for chromfum(I11) oxide? (1) Cro (2) Cr20 49. The chemical name for PCl is (3) Cr3o (1) potassfum chloride. (2) phosphorous chloride. (3) phosphorus(V) chlorine. (4) phosphorus pentachloride (4) Cr203 45· What is the formula for the toniccompound , formed from, the combination of Ba and 0 The common name for NaHCO3 is baking soda. PO. (1) Ba P4) (2) Ba 2(P0.2 What is its systematic chemical name? (1) Bicarbonate of soda (2) Sodium hydrogen carbonate (3) Sodium carbonate (4) Sodium hydrogen carbon trioxide (3) BaP0 2) 8a 1P0,)2, (4) Ba(P4 (4) Ba2 (PO)

Explanation / Answer

41. X would be,

(4) OF2

42. Sulfuric acid formula is,

(3) H2SO4

43. Chemical name for H2O2,

(1) hydrogen peroxide

44. Formula for chromium(III)oxide is,

(4) Cr2O3

45. Ionic compound here is,

(1) Ba3(PO4)2

46. Gold chlorate is,

(2) Au(ClO3)3

47. chemical name of C2H5OH is,

(1) ethyl alcohol

48. Name of CaCl2 is,

(3) calcium chloride

49. Name of PCl5 is,

(4) phosphorous pentachloride

50. systematic name of NaHCO3 is,

(2) sodium hydrogen carbonate

51. Balanced expression is,

(1)

52. Coefficient of H2 is,

(3) 3

53. coefficient of O2 is,

(2) 5

54. Balanced equation term is,

(4) 3O2

55. The missing term is,

(3) Al(NO3)3

56. Net ionic equation is,

(2) H+ + OH- --> H2O

57. Percent composition of Cu in CuSO4 is,

(2) 40%

59. Mass = density x volume, thus mass is,

(4) 48.0 g

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