9.An electron dot diagram of an element is shown below, with the periodic table of group 1 & 2. Is the element more reactive than calcium? Why? Is it more reactive than cesium (Cs)? Why?___
Why is calcium generally more reactive than magnesium? What state of matter is magnesium? Which element has more mass, dubnium or magnesium? Why is the electronegativity of an element important? Using difference in electronegativity, rank the following bonds from the one with the least ionic charac...
What is potassium metal? What metallic element accumulates in the cells during chronic stress? What are the Actinide metal structures? How heavy is osmium? Is mercury a heavier element than tin? What is an alkaline earth metal? Copper is an example of what type of metal?
Potassium peroxymonosulfate refers to a compound salt that acts as an inorganic acidic oxidant. It is a new type of active oxygen disinfectant and is considered a fifth-generation disinfectant due to its powerful and effective non-chlorine oxidation ability. The aqueous solution of Potassium peroxym...
What is thermite reaction How is it used to join the railway track? Note: Thermite reaction is the reaction used to join the railway tracks. It is an exothermic redox reaction in whichmore reactive aluminium metal replaces iron from its oxide to produce molten ironwhich is used for joining ...
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Platinum, however, is less reactive than copper and so cannot displace copper from a copper sulfate solution. Reactivity Tests & Extraction Potassium, sodium and lithium all react quickly with cold water to produce a metal hydroxide and hydrogen gas. ...
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Sodium is a reactive, silver-colored metal. Chlorine is a green, poisonous gas. Yet, when these two compounds react they form an ionic compound that has very different properties than either sodium or chlorine. The stable, harmless compound that is formed is one that most people encounter ever...
faqs concept of valency noble gases have a completely filled outermost shell and that’s why they are least reactive. other element’s reactivity depends upon their ability to attain the noble gas configuration. in this section, we shall learn more about the valency of an atom. if the ...