List and explain three ways that naming covalent compounds is different from naming ionic compounds. Edit View Insert Format Tools Table square
What is the luster of pyrite? non-metallic glassy non-metallic dull non-metallic resinous metallic
Consider this reaction: NH_(4)^++HPO_(4)^2-arrow NH_(3)+H_(2)PO_(4)^- Which is the conjugate base? HPO_(4)^2- NH_(4)^+ NH_(3) H_(2)PO_(4)^-
Which statement best describes metallic bonding? A. Electrons are taken away from a full valence shell. B. Electrons are shared between two atoms. C. Electrons are transferred from one atom to another. D. Electrons are free to move among many atoms.
What is the name of the compound C_(3)H_(6) ? tricobalt hexahydroxide tricarbon hexahydride hexacarbon trihydride tricarbon hexahydroxide
31. Determine the empirical formulas for the following compounds: (a) caffeine, C_(8)H_(10)N_(4)O_(2) (b) sucrose, C_(12)H_(22)O_(11) (c) hydrogen peroxide, H_(2)O_(2) (d) glucose, C_(6)H_(12)O_(6) (e) ascorbic acid (vitamin C), C_(6)H_(8)O_(6)
What is the formula to calculate pH? pH=-log[H^+] pH=log[H_(2)O] pH=-log[H_(2)O] pH=log[H^+]
Which of the following is related to Dalton's law? Volume Pressure Temperature Amount of the substance
What color does blue litmus paper turn in an acidic solution? Blue Green Red Yellow
Which solution would be best for determining whether a substance is acidic or basic? Phenolphthalein Sodium chloride solution Litmus paper Sodium hydroxide solution
During brazing, which of the following may present health hazards? Zinc Beryllium Cadmium or phosphorus All are correct
Which particles determine the affinity of atoms to each other and thus the likelihood of a chemical reaction? Protons Neutrons Electrons Nucleus
Get It? Explain how the ion $HCO_{3}^{-}$ can be both an acid and a base. Describe what happens in the forward and reverse reactions when ammonia is dissolved in water. Identify the conjugate acid, the conjugate base, and the two conjugate acid-base pairs.
Write the net ionic equation between $Cr_{2}(SO_{4})_{3}(aq)$ and $Ba(OH)_{2}(aq)$ Be sure to include the states of matter. $\square $
Sequence the following equations in the steps of the ionization of phosphoric acid in the correct order. $HPO_{4}^{2-}(aq)+H_{2}O(l)\rightleftharpoons H_{3}O^{+}(aq)+PO_{4}^{3-}(aq)$ $H_{3}PO_{4}(aq)+H_{2}O(l)\rightleftharpoons H_{3}O^{+}(aq)+H_{2}PO_{4}^{2-}(aq)$ $H_{2}PO_{4}^{-}(aq)+H_{2}O(l)\rightleftharpoons H_{3}O^{+}(aq)+HPO_{4}^{-}(aq)$
When a halide leak detector is used, what color will a blue flame turn when it comes in contact with leaking refrigerant vapors? A. blue B. green C. white D. orange
What kind of Isomers are 1-butene and 2-butene (pictured above)? stereoisomers structural isomers geometric isomers not isomers
Write the balanced NET ionic equation for the reaction when $Cr(NO_{3})_{3}$ and $Li_{2}CO_{3}$ are mixed in aqueous solution. If no reaction occurs, simply write only NR. Be sure to include the proper phases for all species within the reaction.
What type of elements are the lanthanides and actinides? a mostly nonmetals and a few metals b mostly metals and a few nonmetals C all nonmetals d all metals
Describe what happens in the forward and reverse reactions when ammonia is dissolved in water. Identify the conjugate acid, the conjugate base, and the two conjugate acid-base pairs.
