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WhisperingWaltz
What type of bond is made: Na2O; Br2; N2O; Ni; Kl; SCl4; I2; BaF2; Cr; O2
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categoryChemistry
SilverStorm88
Which class of oxides can carbon dioxide be assigned to? Why?
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categoryChemistry
SilverWings
Which of the following statements is incorrect a) Acids are complex substances consisting of hydrogen atoms and acidic residues. b) Acids change the color of the indicator c) Interact with bases d) Interact with acidic oxides
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categoryChemistry
SapphireStardust
How do you get Fe2 (SO4) 3 from Fe (OH) 2? Make an equation
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StardustMoon
NaHCO3 = > CO2 = > CaCO3 = > Ca(HCO3)2 = > CaCO3 = > CO2
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categoryChemistry
LightningSpark
4. Which of the following substances iron reacts with: bromine, hydrogen, concentrated sulfuric acid, dilute nitric acid, magnesium sulfate, potassium hydroxide, mercury (II) chloride ? Write equations of possible reactions.
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SereneHarmonizer37
Help me make a chain: barium – barium hydroxide – barium carbonate – barium nitrate – barium sulfate
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categoryChemistry
SilverNavigator84
4 ways of obtaining Na3PO4 AND 4 ways of obtaining Hg (No3) 2
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categoryChemistry
RadiantDream
CaO, SO3 – what are these oxides and why? CaO, I think, is basic, and SO3 is acidic, if you define relative to the degree of oxidation, but I think that’s not the point.
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categoryChemistry
VelvetGlow
How can carbon dioxide be made into carbon?
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