Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
1501	Find the Oxidation Numbers	PtIn	$P t I n$
1502	Find the Oxidation Numbers	RbNO_3	$R b N O_{3}$
1503	Find the Oxidation Numbers	Re(SO_4)_3	$R e {(S O_{4})}_{3}$
1504	Find the Oxidation Numbers	Rh(CrO_4)_4	$R h {(C r O_{4})}_{4}$
1505	Find the Oxidation Numbers	Rh_2	$R h_{2}$
1506	Find the Oxidation Numbers	Rh_5	$R h_{5}$
1507	Find the Oxidation Numbers	Rh_5Ca_5	$R h_{5} C a_{5}$
1508	Find the Oxidation Numbers	RhRe	$R h R e$
1509	Find the Oxidation Numbers	Ru	$R u$
1510	Find the Oxidation Numbers	S	$S$
1511	Find the Oxidation Numbers	S_3PO_3	$S_{3} P O_{3}$
1512	Find the Oxidation Numbers	Sb	$S b$
1513	Find the Oxidation Numbers	SbF_3	$S b F_{3}$
1514	Find the Oxidation Numbers	Sc	$S c$
1515	Find the Oxidation Numbers	OH_2	$O H_{2}$
1516	Find the Oxidation Numbers	Os	$O s$
1517	Find the Oxidation Numbers	Os_6	$O s_{6}$
1518	Find the Oxidation Numbers	OsBeH	$O s B e H$
1519	Find the Oxidation Numbers	OsMn	$O s M n$
1520	Find the Oxidation Numbers	OsSc	$O s S c$
1521	Find the Oxidation Numbers	P	$P$
1522	Find the Oxidation Numbers	P_4S_10	$P_{4} S_{10}$
1523	Find the Oxidation Numbers	P_2	$P_{2}$
1524	Find the Oxidation Numbers	Pb	$P b$
1525	Find the Oxidation Numbers	Pb_2O_4	$P b_{2} O_{4}$
1526	Find the Oxidation Numbers	Pbn	$P b n$
1527	Find the Oxidation Numbers	NaPO_4	$N a P O_{4}$
1528	Find the Oxidation Numbers	NaHCO_3	$N a H C O_{3}$
1529	Find the Oxidation Numbers	NaNO_3	$N a N O_{3}$
1530	Find the Oxidation Numbers	Na_2*0	$N a_{2} \cdot 0$
1531	Find the Oxidation Numbers	NaCl+KBr	$N a C l + K B r$
1532	Find the Oxidation Numbers	NaClO_3	$N a C l O_{3}$
1533	Find the Oxidation Numbers	NaH	$N a H$
1534	Find the Oxidation Numbers	NaH_2PO_4	$N a H_{2} P O_{4}$
1535	Find the Oxidation Numbers	N_2O	$N_{2} O$
1536	Find the Oxidation Numbers	N_2O_3	$N_{2} O_{3}$
1537	Find the Oxidation Numbers	N_2O_5	$N_{2} O_{5}$
1538	Find the Oxidation Numbers	N	$N$
1539	Find the Oxidation Numbers	MgTi	$M g T i$
1540	Find the Oxidation Numbers	Na_2n	$N a_{2} n$
1541	Find the Oxidation Numbers	Na_2O	$N a_{2} O$
1542	Find the Oxidation Numbers	Na_2S	$N a_{2} S$
1543	Find the Oxidation Numbers	Na_3N	$N a_{3} N$
1544	Find the Oxidation Numbers	NaB	$N a B$
1545	Balance	Mg+O_2→H_2O	$M g + O_{2} \to H_{2} O$
1546	Balance	Mg+O_2→MgO	$M g + O_{2} \to M g O$
1547	Balance	MgCO_3+HCl→MgCl_2+CO_2+H_2O	$M g C O_{3} + H C l \to M g C l_{2} + C O_{2} + H_{2} O$
1548	Balance	MgO+H_3PO_4→Mg_3(PO_4)_2+H_2O	$M g O + H_{3} P O_{4} \to M g_{3} {(P O_{4})}_{2} + H_{2} O$
1549	Balance	Cu+AgNO_3→Cu(NO_3)_2+Ag	$C u + A g N O_{3} \to C u {(N O_{3})}_{2} + A g$
1550	Balance	MnI_2+F_2→MnF_3+IF_5	$M n I_{2} + F_{2} \to M n F_{3} + I F_{5}$
1551	Balance	MnO_2+4HCl→MnCl_2+2H_2O+Cl_2	$M n O_{2} + 4 H C l \to M n C l_{2} + 2 H_{2} O + C l_{2}$
1552	Balance	MnO_2+HCl→MnCl_2+Cl_2+H_2O	$M n O_{2} + H C l \to M n C l_{2} + C l_{2} + H_{2} O$
1553	Simplify	Nacl+H_2O	$N a c l + H_{2} O$
1554	Balance	N+O→NO_2	$N + O \to N O_{2}$
1555	Balance	2C_2H_6+7O_2→4CO_2+6H_2O	$2 C_{2} H_{6} + 7 O_{2} \to 4 C O_{2} + 6 H_{2} O$
1556	Balance	H_2O→H_2+O_4	$H_{2} O \to H_{2} + O_{4}$
1557	Balance	H_2O→H_7+O_14	$H_{2} O \to H_{7} + O_{14}$
1558	Balance	H_2O+2CO_2=Sc	$H_{2} O + 2 C O_{2} = S c$
1559	Balance	H_2O+Be_4F→HF+BeO	$H_{2} O + B e_{4} F \to H F + B e O$
1560	Balance	h_2o+co_2→c_6h_12o_6+o_2	$h_{2} o + c o_{2} \to c_{6} h_{12} o_{6} + o_{2}$
1561	Balance	H_2O_2→HO	$H_{2} O_{2} \to H O$
1562	Balance	H_2O_2+KMnO_4+H_2SO_4→O_2+MnSO_4+K_2SO_4+H_2O	$H_{2} O_{2} + K M n O_{4} + H_{2} S O_{4} \to O_{2} + M n S O_{4} + K_{2} S O_{4} + H_{2} O$
1563	Balance	H_2S+Cl_2=S_8+HCl	$H_{2} S + C l_{2} = S_{8} + H C l$
1564	Balance	H_2S+I_2→2HI+S	$H_{2} S + I_{2} \to 2 H I + S$
1565	Balance	H_2SO_4+Ca(OH)_2→H_2O+CaSO_4	$H_{2} S O_{4} + C a {(O H)}_{2} \to H_{2} O + C a S O_{4}$
1566	Balance	FeS_2+HNO_3→Fe_2(SO_4)_3+H_2SO_4+NO+H_2	$F e S_{2} + H N O_{3} \to F e_{2} {(S O_{4})}_{3} + H_{2} S O_{4} + N O + H_{2}$
1567	Balance	Fr→Ra	$F r \to R a$
1568	Balance	Al+H_2SO_4→Al_2(SO_4)_3H_2	$A l + H_{2} S O_{4} \to A l_{2} {(S O_{4})}_{3} H_{2}$
1569	Balance	AgBr+GaPO_4→Ag_3PO_4+GaBr_3	$A g B r + G a P O_{4} \to A g_{3} P O_{4} + G a B r_{3}$
1570	Balance	KCN+PbO_2+HCl→CO_2+NO+PbCl_2+KCl+H_2O	$K C N + P b O_{2} + H C l \to C O_{2} + N O + P b C l_{2} + K C l + H_{2} O$
1571	Balance	KI+Br_2→KBr+I_2	$K I + B r_{2} \to K B r + I_{2}$
1572	Balance	Kl+Pb(NO_3)→KNO_3+Pbl_2	$K l + P b (N O_{3}) \to K N O_{3} + P b l_{2}$
1573	Balance	KMnO_4+C_2H_5OH+H_2SO_4→x	$K M n O_{4} + C_{2} H_{5} O H + H_{2} S O_{4} \to x$
1574	Balance	KNO_3+H_2Co_3→K_2CO_3+HNO_3	$K N O_{3} + H_{2} C o_{3} \to K_{2} C O_{3} + H N O_{3}$
1575	Balance	ko_2+co_2→k_2co_3+o_2	$k o_{2} + c o_{2} \to k_{2} c o_{3} + o_{2}$
1576	Balance	KOH→KO+H_2O	$K O H \to K O + H_{2} O$
1577	Balance	KOH+HNO_3→KNO_3+H_2O	$K O H + H N O_{3} \to K N O_{3} + H_{2} O$
1578	Balance	KOH+SO_2→K_2SO_3+H_2O	$K O H + S O_{2} \to K_{2} S O_{3} + H_{2} O$
1579	Balance	Kp=1.300atm	$K p = 1.3$ atm
1580	Balance	Li→Os	$L i \to O s$
1581	Balance	Li→S	$L i \to S$
1582	Balance	Li_3N+H_2O→LiOH+NH_3	$L i_{3} N + H_{2} O \to L i O H + N H_{3}$
1583	Balance	Li+H_2n→LinH+H_2	$L i + H_{2} n \to L i n H + H_{2}$
1584	Balance	Li+O_2→Li_2O	$L i + O_{2} \to L i_{2} O$
1585	Balance	LiBrO_3→LiBr+O_2	$L i B r O_{3} \to L i B r + O_{2}$
1586	Balance	LiNO_3+CaBr_2=Ca(NO_3)_2+LiBr	$L i N O_{3} + C a B r_{2} = C a {(N O_{3})}_{2} + L i B r$
1587	Balance	LiOH+H_2O→Li+OH	$L i O H + H_{2} O \to L i + O H$
1588	Balance	Ca(OH)_2+H_2SO_4→CaSO_4+H_2O	$C a {(O H)}_{2} + H_{2} S O_{4} \to C a S O_{4} + H_{2} O$
1589	Balance	FeS+HCl→FeCl_2+H_2S	$F e S + H C l \to F e C l_{2} + H_{2} S$
1590	Balance	M_2CO_3+BaCl_2→BaCO_3	$M_{2} C O_{3} + B a C l_{2} \to B a C O_{3}$
1591	Balance	H_2O→H_2+O	$H_{2} O \to H_{2} + O$
1592	Balance	Mg(CIO_3)_1(2)→Mg+(CIO_3)_1(2)	$M g {(C I O_{3})}_{1} (2) \to M g + {(C I O_{3})}_{1} (2)$
1593	Balance	Mg(OH)_2+HCl=MgCl_2+H_2O	$M g {(O H)}_{2} + H C l = M g C l_{2} + H_{2} O$
1594	Balance	Mg→Bi	$M g \to B i$
1595	Balance	Mg→Mg	$M g \to M g$
1596	Balance	Mg→MgTa	$M g \to M g T a$
1597	Balance	Mg+Be→Be	$M g + B e \to B e$
1598	Balance	Mg+Cl_2→MgCl	$M g + C l_{2} \to M g C l$
1599	Balance	Mg+Cl=MgCl	$M g + C l = M g C l$
1600	Balance	Mg+H_2n→Mg(nH)_2+H_2	$M g + H_{2} n \to M g {(n H)}_{2} + H_{2}$