rite the empirical formula for at least four ionic compounds that could be formed from the following ions: 3+ 2- Pb, Fe", so, co? 4+

Q6 The table below contains some mean bond energy data: Bond H-HC-CNEN Mean bond energy /kJ mol-¹436 348 944 (i) Balance the equation below for the formation of one mole of ammonia, NH3, from its elements. -38 kJmol-¹ N₂ + H₂ (ii) Use the data in the table above to calculate the bond energy of N-H bond in NH3 in the reaction given in (i) above. Comment on why the value obtained is referred to as 'mean bond enthalpy' (Show working as this question will be assessed using grade descriptors 1, 3 & 7) Bond H-HC-HC-C Mean bond energy /kJ mol-¹436 418 348 (iii) Use the equation below and data from the table to calculate a value for the C=C bond energy in ethene. H H T T HH T T C=C + H-H→ H-C-C-H I T H H I H T H NH3 Ethene DH = AH = -136 kJ mol-¹ Ethane

Electronegativity difference of. 1.calcium Bromine 2. Potasium and oxygen 3.magnesium and chlorine

Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions: Zn^2+,V^5+, I-, O^2-. (Gpt/,Ai wrong answer not allowed)

Please explain why the example has been solved like this and how we knew the  charge of electron

News MyHCC I Dashboard O MLA Citation Gener. essaywriter.org-Or. Essay Wnter & ounds (HW) 3 attempts left Check my work Be sure to answer all parts. Write the formula for the ionic compound formed from the bisulfite anion ( HSO,) and each cation: (a) K; (b) Be2+. (a) (b) nt rences Hill < Prev 12 of 15 9 Type here to search 立

A covalent bond is a covalent bond in which atoms have an unequal attraction for electrons and so the sharing is unequal. Ttypically this is h the electronegativity difference between the atoms is between 0.4 and 1.7. polar nonpolar 1 4 6. Next Sign out INTL DELL -> esc @ %23 $4 3\ 4. 6 8 e y u g j k V in m C alt ctrl alt -- in

4. Assign the following as R or S. NH₂ o Br Br OH OH J. Bril..

Write the empirical formula for at least four ionic compounds that could be formed from the following ions: co", CIo,, Pb**, NH, 4+ CO Clo,, Pb 0.. I Don't Know Submit O2022 McGraw Hill LLC All Rights Reserve 80 F Cloudy

OC magn X oWLu1Online teaching and lea X st.cengagenow.com/itrn/takeAssagnınent/LakeCovalentActivity.do?locator=assignment-take Calculate the mamber of positive sons and negative ions contained in 2.30 mol of each of the following compounds. NagO positrve ions negative ions b Feo positive jotit negative ions C PbS: positive iuns negative ions Submit d AICI3 postive 1ons negative ions