A) CnH2n+1 B) CnH2n-2 C) CnH2n+2 D) CnH2n
A) Gold B) Tin C) Zinc D) Lead
A) Ba(OH)2 B) Ba2O3 C) BaO D) Ba2O
A) Mg(OH)2 B) Mg(OH) C) Mg(OH)3 D) Mg(OH)4
A) H2+O2→H2O B) H2+O2→2H2O C) 2H2+2O2→2H2O D) 2H2+O2→2H2O
A) Ca2H2O B) Ca(OH)2+H2 C) CaOH D) CaO+H2
A) Sequencing genetic material B) Define toxic chemicals C) Analyzing biological tissue D) Examine and identifying metals and metal based evidence
A) Chemical bonding B) Chemical equations C) Chemical change D) Chemical reaction
A) 3,3,2 B) 2,2,2 C) 2,3,2 D) 4,3,2
A) General acceptance of scientific evidence in court B) Ethics of genetic testing C) DNA sample collection methods D) Reliability of test kits
A) Propyne B) Propene C) Butene D) Ethene
A) Methane B) Ethylene glycol C) Ethanol D) Acetylene
A) Mitochondrion only B) Ribosome C) Nucleus D) Cytoplasm
A) AlF3 B) AlF4 C) AlF D) AlF2
A) Use "hydro-" and add "-ic acid" B) Use "ate" suffix C) Use "-ous acid" suffix only D) Prefix "per-" is used
A) Copper (ll) sulfate Penta hydrate B) Copper sulfate Penta hydrate C) Copper (ll) sulfate hydrate D) Copper sulfate water complex
A) Combination reaction B) Single replacement reaction C) Decomposition reaction D) Double replacement reaction
A) Synthesis reaction B) Double replacement reaction C) Decomposition reaction D) Single replacement reaction
A) PCR B) RFLP C) Sanger sequencing D) Gel electrophoresis
A) 1 B) 3 C) 4 D) 2
A) Soluble in water B) Contain double bonds C) Colorless, odorless, and tasteless D) Highly reactive at room temperature
A) False B) True
A) 4 B) 2 C) 3 D) 1
A) Single replacement reaction B) Double replacement reaction C) Decomposition reaction D) Combination reaction
A) Macro-etching B) Plasma scanning C) Metal welding D) X-ray diffraction
A) NaCl B) CO2 C) H2SO4 D) CuSO4 5H2O
A) Binary compounds containing two nonmetal B) Binary acids C) Binary compound containing a metal variable oxidation number and non metal D) Binary compound containing a metal (fixed oxidation number) and a non metal
A) NH3 B) NH4+ C) NH D) NH2
A) Melting the surface B) X-ray imaging C) Sandpaper polishing D) Acid etching
A) Four B) Two C) One D) Three
A) 2KCIO=2KCl+3O2 B) 16Al+3S8=8 Al2S8 C) Pb(NO2)2+K2CrO=pbCrO4+2KNO3 D) Sn+2AgNO2=Sn (NO2)2+2Ag
A) Lead Bromide (lll) B) Lead (lll) Bromide C) Lead Bromide (ll) D) Lead (ll) Bromide
A) HCL+NAOH=NACL+H2O B) HcL+NaOH=NACL+HO C) HCl+Na (OH) =NaCl+H2O D) HCl+Na(OH)2=NaCl+H2O
A) Single replacement reaction B) Decomposition reaction C) Combination reaction D) Double replacement reaction
A) Used in behaverage carbonation B) Used as a refrigerant C) Used in perfumes D) Used in miner's lamps
A) Product B) Reactant
A) 2,3,1 B) 2,1,2 C) 1,2,1 D) 1,3,2 |